{ "instance": { "ppih20220430_10q.htm": { "axisCustom": 0, "axisStandard": 21, "contextCount": 130, "dts": { "calculationLink": { "local": [ "ppih-20220430_cal.xml" ] }, "definitionLink": { "local": [ "ppih-20220430_def.xml" ] }, "inline": { "local": [ "ppih20220430_10q.htm" ] }, "labelLink": { "local": [ "ppih-20220430_lab.xml" ] }, "presentationLink": { "local": [ "ppih-20220430_pre.xml" ] }, "schema": { "local": [ "ppih-20220430.xsd" ], "remote": [ "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd", "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd", "http://www.xbrl.org/2003/xl-2003-12-31.xsd", "http://www.xbrl.org/2003/xlink-2003-12-31.xsd", "http://www.xbrl.org/2005/xbrldt-2005.xsd", "http://www.xbrl.org/2006/ref-2006-02-27.xsd", "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd", "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd", "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd", "https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd", "https://xbrl.fasb.org/srt/2022/elts/srt-roles-2022.xsd", "https://xbrl.fasb.org/srt/2022/elts/srt-types-2022.xsd", "https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd", "https://xbrl.fasb.org/us-gaap/2022/elts/us-roles-2022.xsd", "https://xbrl.fasb.org/us-gaap/2022/elts/us-types-2022.xsd", "https://xbrl.sec.gov/country/2022/country-2022.xsd", "https://xbrl.sec.gov/currency/2022/currency-2022.xsd", "https://xbrl.sec.gov/dei/2022/dei-2022.xsd", "https://xbrl.sec.gov/exch/2022/exch-2022.xsd", "https://xbrl.sec.gov/naics/2022/naics-2022.xsd", "https://xbrl.sec.gov/sic/2022/sic-2022.xsd", "https://xbrl.sec.gov/stpr/2022/stpr-2022.xsd" ] } }, "elementCount": 437, "entityCount": 1, "hidden": { "http://fasb.org/us-gaap/2022": 21, "http://investors.permapipe.com/20220430": 9, "http://xbrl.sec.gov/dei/2022": 6, "total": 36 }, "keyCustom": 48, "keyStandard": 249, "memberCustom": 21, "memberStandard": 27, "nsprefix": "ppih", "nsuri": "http://investors.permapipe.com/20220430", "report": { "R1": { "firstAnchor": { "ancestors": [ "b", "p", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "dei:DocumentType", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "document", "isDefault": "true", "longName": "000 - Document - Document And Entity Information", "role": "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information", "shortName": "Document And Entity Information", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "b", "p", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "dei:DocumentType", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R10": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "009 - Disclosure - Note 3 - Accounts Receivable", "role": "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "shortName": "Note 3 - Accounts Receivable", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R11": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:RevenueFromContractWithCustomerTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "010 - Disclosure - Note 4 - Revenue Recognition", "role": "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition", "shortName": "Note 4 - Revenue Recognition", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:RevenueFromContractWithCustomerTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R12": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:IncomeTaxDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "011 - Disclosure - Note 5 - Income Taxes", "role": "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes", "shortName": "Note 5 - Income Taxes", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:IncomeTaxDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R13": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:AssetImpairmentChargesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "012 - Disclosure - Note 6 - Impairment of Long-lived Assets", "role": "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets", "shortName": "Note 6 - Impairment of Long-lived Assets", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:AssetImpairmentChargesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R14": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "013 - Disclosure - Note 7 - Stock-based Compensation", "role": "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation", "shortName": "Note 7 - Stock-based Compensation", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R15": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:EarningsPerShareTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "014 - Disclosure - Note 8 - Earnings (Loss) Per Share", "role": "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share", "shortName": "Note 8 - Earnings (Loss) Per Share", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:EarningsPerShareTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R16": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "015 - Disclosure - Note 9 - Debt", "role": "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "shortName": "Note 9 - Debt", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DebtDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R17": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "016 - Disclosure - Note 10 - Leases", "role": "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "shortName": "Note 10 - Leases", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R18": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CashAndCashEquivalentsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "017 - Disclosure - Note 11 - Restricted Cash", "role": "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash", "shortName": "Note 11 - Restricted Cash", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:CashAndCashEquivalentsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R19": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "018 - Disclosure - Note 12 - Fair Value", "role": "http://investors.permapipe.com/20220430/role/statement-note-12-fair-value-", "shortName": "Note 12 - Fair Value", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FairValueDisclosuresTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R2": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "001 - Statement - Consolidated Statements of Operations (Unaudited)", "role": "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited", "shortName": "Consolidated Statements of Operations (Unaudited)", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "lang": null, "name": "us-gaap:CostOfRevenue", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R20": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "019 - Disclosure - Note 13 - Recent Accounting Pronouncements", "role": "http://investors.permapipe.com/20220430/role/statement-note-13-recent-accounting-pronouncements-", "shortName": "Note 13 - Recent Accounting Pronouncements", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R21": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:TreasuryStockTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "020 - Disclosure - Note 14 - Treasury Stock", "role": "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock", "shortName": "Note 14 - Treasury Stock", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:TreasuryStockTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R22": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SubsequentEventsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "021 - Disclosure - Note 15 - Subsequent Events", "role": "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events", "shortName": "Note 15 - Subsequent Events", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SubsequentEventsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R23": { "firstAnchor": { "ancestors": [ "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:StockholdersEquityPolicyTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "022 - Disclosure - Significant Accounting Policies (Policies)", "role": "http://investors.permapipe.com/20220430/role/statement-significant-accounting-policies-policies", "shortName": "Significant Accounting Policies (Policies)", "subGroupType": "policies", "uniqueAnchor": { "ancestors": [ "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:StockholdersEquityPolicyTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R24": { "firstAnchor": { "ancestors": [ "us-gaap:RevenueFromContractWithCustomerTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DisaggregationOfRevenueTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "023 - Disclosure - Note 4 - Revenue Recognition (Tables)", "role": "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-tables", "shortName": "Note 4 - Revenue Recognition (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:RevenueFromContractWithCustomerTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:DisaggregationOfRevenueTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R25": { "firstAnchor": { "ancestors": [ "us-gaap:AssetImpairmentChargesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfGoodwillTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "024 - Disclosure - Note 6 - Impairment of Long-lived Assets (Tables)", "role": "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-tables", "shortName": "Note 6 - Impairment of Long-lived Assets (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:AssetImpairmentChargesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfGoodwillTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R26": { "firstAnchor": { "ancestors": [ "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "025 - Disclosure - Note 7 - Stock-based Compensation (Tables)", "role": "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-tables", "shortName": "Note 7 - Stock-based Compensation (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R27": { "firstAnchor": { "ancestors": [ "us-gaap:EarningsPerShareTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "026 - Disclosure - Note 8 - Earnings (Loss) Per Share (Tables)", "role": "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-tables", "shortName": "Note 8 - Earnings (Loss) Per Share (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:EarningsPerShareTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R28": { "firstAnchor": { "ancestors": [ "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "ppih:SupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "027 - Disclosure - Note 10 - Leases (Tables)", "role": "http://investors.permapipe.com/20220430/role/statement-note-10-leases-tables", "shortName": "Note 10 - Leases (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "ppih:SupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R29": { "firstAnchor": { "ancestors": [ "us-gaap:CashAndCashEquivalentsDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfRestrictedCashAndCashEquivalentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "028 - Disclosure - Note 11 - Restricted Cash (Tables)", "role": "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-tables", "shortName": "Note 11 - Restricted Cash (Tables)", "subGroupType": "tables", "uniqueAnchor": { "ancestors": [ "us-gaap:CashAndCashEquivalentsDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:ScheduleOfRestrictedCashAndCashEquivalentsTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R3": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:NetIncomeLoss", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "002 - Statement - Consolidated Statements of Comprehensive Loss (Unaudited)", "role": "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited", "shortName": "Consolidated Statements of Comprehensive Loss (Unaudited)", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "lang": null, "name": "us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R30": { "firstAnchor": { "ancestors": [ "p", "us-gaap:SegmentReportingDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:NumberOfReportableSegments", "reportCount": 1, "unique": true, "unitRef": "Pure", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "029 - Disclosure - Note 2 - Business Segment Reporting (Details Textual)", "role": "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting-details-textual", "shortName": "Note 2 - Business Segment Reporting (Details Textual)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:SegmentReportingDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:NumberOfReportableSegments", "reportCount": 1, "unique": true, "unitRef": "Pure", "xsiNil": "false" } }, "R31": { "firstAnchor": { "ancestors": [ "p", "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-5", "first": true, "lang": null, "name": "ppih:AccountsReceivableOutstandingForSeveralYears", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "030 - Disclosure - Note 3 - Accounts Receivable (Details Textual)", "role": "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual", "shortName": "Note 3 - Accounts Receivable (Details Textual)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-5", "lang": null, "name": "ppih:RetentionReceivable", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R32": { "firstAnchor": { "ancestors": [ "p", "us-gaap:RevenueFromContractWithCustomerTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2021-02-01_2022-01-31", "decimals": "-5", "first": true, "lang": null, "name": "us-gaap:ContractWithCustomerLiabilityRevenueRecognized", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "031 - Disclosure - Note 4 - Revenue Recognition (Details Textual)", "role": "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual", "shortName": "Note 4 - Revenue Recognition (Details Textual)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:RevenueFromContractWithCustomerTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2021-02-01_2022-01-31", "decimals": "-5", "first": true, "lang": null, "name": "us-gaap:ContractWithCustomerLiabilityRevenueRecognized", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R33": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "032 - Disclosure - Note 4 - Revenue Recognition - Revenues by Revenue Class (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details", "shortName": "Note 4 - Revenue Recognition - Revenues by Revenue Class (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:DisaggregationOfRevenueTableTextBlock", "us-gaap:RevenueFromContractWithCustomerTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "0", "lang": null, "name": "ppih:PercentOfRevenueFromContractWithCustomerIncludingAssessedTax", "reportCount": 1, "unique": true, "unitRef": "Pure", "xsiNil": "false" } }, "R34": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:ScheduleOfAssumptionsForLongDurationContractsByProductAndGuaranteeTextBlock", "us-gaap:RevenueFromContractWithCustomerTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "ppih:CostsIncurredOnUncompletedContracts", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "033 - Disclosure - Note 4 - Revenue Recognition - Reconciliation of the Cost in Excess of Billings (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details", "shortName": "Note 4 - Revenue Recognition - Reconciliation of the Cost in Excess of Billings (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:ScheduleOfAssumptionsForLongDurationContractsByProductAndGuaranteeTextBlock", "us-gaap:RevenueFromContractWithCustomerTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "ppih:CostsIncurredOnUncompletedContracts", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R35": { "firstAnchor": { "ancestors": [ "p", "us-gaap:IncomeTaxDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "3", "first": true, "lang": null, "name": "us-gaap:EffectiveIncomeTaxRateContinuingOperations", "reportCount": 1, "unique": true, "unitRef": "Pure", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "034 - Disclosure - Note 5 - Income Taxes (Details Textual)", "role": "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes-details-textual", "shortName": "Note 5 - Income Taxes (Details Textual)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:IncomeTaxDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "3", "first": true, "lang": null, "name": "us-gaap:EffectiveIncomeTaxRateContinuingOperations", "reportCount": 1, "unique": true, "unitRef": "Pure", "xsiNil": "false" } }, "R36": { "firstAnchor": { "ancestors": [ "p", "us-gaap:AssetImpairmentChargesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ImpairmentOfLongLivedAssetsHeldForUse", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "035 - Disclosure - Note 6 - Impairment of Long-lived Assets (Details Textual)", "role": "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-details-textual", "shortName": "Note 6 - Impairment of Long-lived Assets (Details Textual)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:AssetImpairmentChargesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ImpairmentOfLongLivedAssetsHeldForUse", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R37": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-01-31", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:Goodwill", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "036 - Disclosure - Note 6 - Impairment of Long-lived Assets - Goodwill (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-goodwill-details", "shortName": "Note 6 - Impairment of Long-lived Assets - Goodwill (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:ScheduleOfGoodwillTextBlock", "us-gaap:AssetImpairmentChargesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "lang": null, "name": "us-gaap:GoodwillForeignCurrencyTranslationGainLoss", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R38": { "firstAnchor": { "ancestors": [ "p", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:CommonStockCapitalSharesReservedForFutureIssuance", "reportCount": 1, "unique": true, "unitRef": "Share", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "037 - Disclosure - Note 7 - Stock-based Compensation (Details Textual)", "role": "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual", "shortName": "Note 7 - Stock-based Compensation (Details Textual)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "INF", "first": true, "lang": null, "name": "us-gaap:CommonStockCapitalSharesReservedForFutureIssuance", "reportCount": 1, "unique": true, "unitRef": "Share", "xsiNil": "false" } }, "R39": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AllocatedShareBasedCompensationExpense", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "038 - Disclosure - Note 7 - Stock-based Compensation - Stock-based Compensation Expense (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stockbased-compensation-expense-details", "shortName": "Note 7 - Stock-based Compensation - Stock-based Compensation Expense (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:AllocatedShareBasedCompensationExpense", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R4": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "003 - Statement - Consolidated Balance Sheets (Unaudited)", "role": "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "shortName": "Consolidated Balance Sheets (Unaudited)", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-3", "lang": null, "name": "us-gaap:AccountsReceivableNetCurrent", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R40": { "firstAnchor": { "ancestors": [ "p", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod", "reportCount": 1, "unitRef": "Share", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "039 - Disclosure - Note 7 - Stock-based Compensation - Stock Option Activity (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details", "shortName": "Note 7 - Stock-based Compensation - Stock Option Activity (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-01-31_AwardTypeAxis-EmployeeStockOptionMember", "decimals": "-3", "lang": null, "name": "us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber", "reportCount": 1, "unique": true, "unitRef": "Share", "xsiNil": "false" } }, "R41": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "ppih:StockIssuedDuringPeriodSharesRestrictedStockAwardForfeitedOrRetiredForTaxes", "reportCount": 1, "unique": true, "unitRef": "Share", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "040 - Disclosure - Note 7 - Stock-based Compensation - Restricted Stock Activity (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details", "shortName": "Note 7 - Stock-based Compensation - Restricted Stock Activity (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock", "us-gaap:DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "ppih:StockIssuedDuringPeriodSharesRestrictedStockAwardForfeitedOrRetiredForTaxes", "reportCount": 1, "unique": true, "unitRef": "Share", "xsiNil": "false" } }, "R42": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:WeightedAverageNumberOfSharesOutstandingBasic", "reportCount": 1, "unitRef": "Share", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "041 - Disclosure - Note 8 - Earnings (Loss) Per Share - Summary of Earnings Per Share (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details", "shortName": "Note 8 - Earnings (Loss) Per Share - Summary of Earnings Per Share (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "us-gaap:EarningsPerShareTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "lang": null, "name": "us-gaap:WeightedAverageNumberDilutedSharesOutstandingAdjustment", "reportCount": 1, "unique": true, "unitRef": "Share", "xsiNil": "false" } }, "R43": { "firstAnchor": { "ancestors": [ "p", "us-gaap:DebtDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-5", "first": true, "lang": null, "name": "us-gaap:DebtAndCapitalLeaseObligations", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "042 - Disclosure - Note 9 - Debt (Details Textual)", "role": "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual", "shortName": "Note 9 - Debt (Details Textual)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:DebtDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-01-31", "decimals": "-5", "lang": null, "name": "us-gaap:DebtAndCapitalLeaseObligations", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R44": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "ppih:SupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock", "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:OperatingLeaseLiability", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "043 - Disclosure - Note 10 - Leases (Details Textual)", "role": "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "shortName": "Note 10 - Leases (Details Textual)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-5", "lang": null, "name": "us-gaap:OperatingLeaseExpense", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R45": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:PropertyPlantAndEquipmentNet", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "044 - Disclosure - Note 10 - Leases - Supplemental Balance Sheet Information Related to Leases (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details", "shortName": "Note 10 - Leases - Supplemental Balance Sheet Information Related to Leases (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "ppih:SupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock", "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30_BalanceSheetLocationAxis-OtherCurrentLiabilitiesMember", "decimals": "-3", "lang": null, "name": "us-gaap:FinanceLeaseLiabilityCurrent", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R46": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:LeaseCostTableTextBlock", "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinanceLeaseRightOfUseAssetAmortization", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "045 - Disclosure - Note 10 - Leases - Lease Costs (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details", "shortName": "Note 10 - Leases - Lease Costs (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:LeaseCostTableTextBlock", "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:FinanceLeaseRightOfUseAssetAmortization", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R47": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "ppih:SupplementalCashFlowInformationRelatedLeasesTableTextBlock", "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2021-02-01_2021-04-30", "decimals": "-4", "first": true, "lang": null, "name": "us-gaap:FinanceLeasePrincipalPayments", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "046 - Disclosure - Note 10 - Leases - Supplemental Cash Flow Information Related to Leases (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-cash-flow-information-related-to-leases-details", "shortName": "Note 10 - Leases - Supplemental Cash Flow Information Related to Leases (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "ppih:SupplementalCashFlowInformationRelatedLeasesTableTextBlock", "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2020-02-01_2020-04-30", "decimals": "-3", "lang": null, "name": "us-gaap:FinanceLeasePrincipalPayments", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R48": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "ppih:WeightedaverageLeaseTermsAndDiscountRatesTableTextBlock", "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FinanceLeaseWeightedAverageRemainingLeaseTerm1", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "047 - Disclosure - Note 10 - Leases - Weighted-average Lease Terms and Discount Rates (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-10-leases-weightedaverage-lease-terms-and-discount-rates-details", "shortName": "Note 10 - Leases - Weighted-average Lease Terms and Discount Rates (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "ppih:WeightedaverageLeaseTermsAndDiscountRatesTableTextBlock", "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:FinanceLeaseWeightedAverageRemainingLeaseTerm1", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R49": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "ppih:FinanceAndOperatingLeaseLiabilityMaturityTableTextBlock", "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "048 - Disclosure - Note 10 - Leases - Maturities of Lease Liabilities (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details", "shortName": "Note 10 - Leases - Maturities of Lease Liabilities (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "ppih:FinanceAndOperatingLeaseLiabilityMaturityTableTextBlock", "ppih:LesseeOperatingAndFinanceLeasesTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R5": { "firstAnchor": null, "groupType": "statement", "isDefault": "false", "longName": "004 - Statement - Consolidated Balance Sheets (Unaudited) (Parentheticals)", "role": "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited-parentheticals", "shortName": "Consolidated Balance Sheets (Unaudited) (Parentheticals)", "subGroupType": "parenthetical", "uniqueAnchor": null }, "R50": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:RestrictedCashCurrent", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "049 - Disclosure - Note 11 - Restricted Cash (Details Textual)", "role": "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-details-textual", "shortName": "Note 11 - Restricted Cash (Details Textual)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:CashAndCashEquivalentsDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30_StatementGeographicalAxis-NonUsMember", "decimals": "-5", "lang": null, "name": "us-gaap:RestrictedCashCurrent", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R51": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "050 - Disclosure - Note 11 - Restricted Cash - Summary of Cash, Cash Equivalents and Restricted Cash (Details)", "role": "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details", "shortName": "Note 11 - Restricted Cash - Summary of Cash, Cash Equivalents and Restricted Cash (Details)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "us-gaap:ScheduleOfRestrictedCashAndCashEquivalentsTextBlock", "us-gaap:CashAndCashEquivalentsDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2021-04-30", "decimals": "-3", "lang": null, "name": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R52": { "firstAnchor": { "ancestors": [ "p", "us-gaap:TreasuryStockTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:TreasuryStockSharesAcquired", "reportCount": 1, "unitRef": "Share", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "051 - Disclosure - Note 14 - Treasury Stock (Details Textual)", "role": "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock-details-textual", "shortName": "Note 14 - Treasury Stock (Details Textual)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:TreasuryStockTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-6", "lang": null, "name": "ppih:StockRepurchaseProgramAuthorizedRepurchaseAmountUsed", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R53": { "firstAnchor": { "ancestors": [ "p", "us-gaap:LoansNotesTradeAndOtherReceivablesDisclosureTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2022-04-30", "decimals": "-5", "first": true, "lang": null, "name": "ppih:AccountsReceivableOutstandingForSeveralYears", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "052 - Disclosure - Note 15 - Subsequent Events (Details Textual)", "role": "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events-details-textual", "shortName": "Note 15 - Subsequent Events (Details Textual)", "subGroupType": "details", "uniqueAnchor": { "ancestors": [ "p", "us-gaap:SubsequentEventsTextBlock", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-06-01_2022-06-07_SubsequentEventTypeAxis-SubsequentEventMember", "decimals": "-5", "lang": null, "name": "ppih:ProceedsFromCollectionOfAccountsReceivableOutstandingForSeveralYears", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R6": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2021-01-31_StatementEquityComponentsAxis-CommonStockMember", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:StockholdersEquity", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "005 - Statement - Consolidated Statements of Stockholders' Equity (Unaudited)", "role": "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited", "shortName": "Consolidated Statements of Stockholders' Equity (Unaudited)", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "i_2021-01-31_StatementEquityComponentsAxis-CommonStockMember", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:StockholdersEquity", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R7": { "firstAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "first": true, "lang": null, "name": "us-gaap:NetIncomeLoss", "reportCount": 1, "unitRef": "USD", "xsiNil": "false" }, "groupType": "statement", "isDefault": "false", "longName": "006 - Statement - Consolidated Statements of Cash Flows (Unaudited)", "role": "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited", "shortName": "Consolidated Statements of Cash Flows (Unaudited)", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "td", "tr", "tbody", "table", "div", "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": "-3", "lang": null, "name": "us-gaap:DepreciationDepletionAndAmortization", "reportCount": 1, "unique": true, "unitRef": "USD", "xsiNil": "false" } }, "R8": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "007 - Disclosure - Note 1 - Basis of Presentation", "role": "http://investors.permapipe.com/20220430/role/statement-note-1-basis-of-presentation", "shortName": "Note 1 - Basis of Presentation", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } }, "R9": { "firstAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SegmentReportingDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" }, "groupType": "disclosure", "isDefault": "false", "longName": "008 - Disclosure - Note 2 - Business Segment Reporting", "role": "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting", "shortName": "Note 2 - Business Segment Reporting", "subGroupType": "", "uniqueAnchor": { "ancestors": [ "body", "html" ], "baseRef": "ppih20220430_10q.htm", "contextRef": "d_2022-02-01_2022-04-30", "decimals": null, "first": true, "lang": "en-US", "name": "us-gaap:SegmentReportingDisclosureTextBlock", "reportCount": 1, "unique": true, "unitRef": null, "xsiNil": "false" } } }, "segmentCount": 49, "tag": { "country_AE": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "UNITED ARAB EMIRATES" } } }, "localname": "AE", "nsuri": "http://xbrl.sec.gov/country/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "dei_AmendmentFlag": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.", "label": "Amendment Flag" } } }, "localname": "AmendmentFlag", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "booleanItemType" }, "dei_CityAreaCode": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Area code of city", "label": "City Area Code" } } }, "localname": "CityAreaCode", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "normalizedStringItemType" }, "dei_CurrentFiscalYearEndDate": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "End date of current fiscal year in the format --MM-DD.", "label": "Current Fiscal Year End Date" } } }, "localname": "CurrentFiscalYearEndDate", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "gMonthDayItemType" }, "dei_DocumentFiscalPeriodFocus": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Fiscal period values are FY, Q1, Q2, and Q3. 1st, 2nd and 3rd quarter 10-Q or 10-QT statements have value Q1, Q2, and Q3 respectively, with 10-K, 10-KT or other fiscal year statements having FY.", "label": "Document Fiscal Period Focus" } } }, "localname": "DocumentFiscalPeriodFocus", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "fiscalPeriodItemType" }, "dei_DocumentFiscalYearFocus": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "This is focus fiscal year of the document report in YYYY format. For a 2006 annual report, which may also provide financial information from prior periods, fiscal 2006 should be given as the fiscal year focus. Example: 2006.", "label": "Document Fiscal Year Focus" } } }, "localname": "DocumentFiscalYearFocus", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "gYearItemType" }, "dei_DocumentInformationLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Document Information [Line Items]" } } }, "localname": "DocumentInformationLineItems", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "stringItemType" }, "dei_DocumentInformationTable": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Container to support the formal attachment of each official or unofficial, public or private document as part of a submission package.", "label": "Document Information [Table]" } } }, "localname": "DocumentInformationTable", "nsuri": "http://xbrl.sec.gov/dei/2022", "xbrltype": "stringItemType" }, "dei_DocumentPeriodEndDate": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD.", "label": "Document Period End Date" } } }, "localname": "DocumentPeriodEndDate", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "dateItemType" }, "dei_DocumentQuarterlyReport": { "auth_ref": [ "r488" ], "lang": { "en-us": { "role": { "documentation": "Boolean flag that is true only for a form used as an quarterly report.", "label": "Document Quarterly Report" } } }, "localname": "DocumentQuarterlyReport", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "booleanItemType" }, "dei_DocumentTransitionReport": { "auth_ref": [ "r489" ], "lang": { "en-us": { "role": { "documentation": "Boolean flag that is true only for a form used as a transition report.", "label": "Document Transition Report" } } }, "localname": "DocumentTransitionReport", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "booleanItemType" }, "dei_DocumentType": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.", "label": "Document Type" } } }, "localname": "DocumentType", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "submissionTypeItemType" }, "dei_EntityAddressAddressLine1": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Address Line 1 such as Attn, Building Name, Street Name", "label": "Entity Address, Address Line One" } } }, "localname": "EntityAddressAddressLine1", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressCityOrTown": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Name of the City or Town", "label": "Entity Address, City or Town" } } }, "localname": "EntityAddressCityOrTown", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressPostalZipCode": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Code for the postal or zip code", "label": "Entity Address, Postal Zip Code" } } }, "localname": "EntityAddressPostalZipCode", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityAddressStateOrProvince": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Name of the state or province.", "label": "Entity Address, State or Province" } } }, "localname": "EntityAddressStateOrProvince", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "stateOrProvinceItemType" }, "dei_EntityCentralIndexKey": { "auth_ref": [ "r486" ], "lang": { "en-us": { "role": { "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.", "label": "Entity Central Index Key" } } }, "localname": "EntityCentralIndexKey", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "centralIndexKeyItemType" }, "dei_EntityCommonStockSharesOutstanding": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Indicate number of shares or other units outstanding of each of registrant's classes of capital or common stock or other ownership interests, if and as stated on cover of related periodic report. Where multiple classes or units exist define each class/interest by adding class of stock items such as Common Class A [Member], Common Class B [Member] or Partnership Interest [Member] onto the Instrument [Domain] of the Entity Listings, Instrument.", "label": "Entity Common Stock, Shares Outstanding" } } }, "localname": "EntityCommonStockSharesOutstanding", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "sharesItemType" }, "dei_EntityCurrentReportingStatus": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Indicate 'Yes' or 'No' whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure.", "label": "Entity Current Reporting Status" } } }, "localname": "EntityCurrentReportingStatus", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "yesNoItemType" }, "dei_EntityDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "All the names of the entities being reported upon in a document. Any legal structure used to conduct activities or to hold assets. Some examples of such structures are corporations, partnerships, limited liability companies, grantor trusts, and other trusts. This item does not include business and geographical segments which are included in the geographical or business segments domains.", "label": "Entity [Domain]" } } }, "localname": "EntityDomain", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited-parentheticals", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited", "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information", "http://investors.permapipe.com/20220430/role/statement-note-1-basis-of-presentation", "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-cash-flow-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-tables", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-weightedaverage-lease-terms-and-discount-rates-details", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-tables", "http://investors.permapipe.com/20220430/role/statement-note-12-fair-value-", "http://investors.permapipe.com/20220430/role/statement-note-13-recent-accounting-pronouncements-", "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock", "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events", "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting", "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-tables", "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes", "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-goodwill-details", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-tables", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stockbased-compensation-expense-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-tables", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-tables", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual", "http://investors.permapipe.com/20220430/role/statement-significant-accounting-policies-policies" ], "xbrltype": "domainItemType" }, "dei_EntityEmergingGrowthCompany": { "auth_ref": [ "r486" ], "lang": { "en-us": { "role": { "documentation": "Indicate if registrant meets the emerging growth company criteria.", "label": "Entity Emerging Growth Company" } } }, "localname": "EntityEmergingGrowthCompany", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "booleanItemType" }, "dei_EntityFileNumber": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.", "label": "Entity File Number" } } }, "localname": "EntityFileNumber", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "fileNumberItemType" }, "dei_EntityFilerCategory": { "auth_ref": [ "r486" ], "lang": { "en-us": { "role": { "documentation": "Indicate whether the registrant is one of the following: Large Accelerated Filer, Accelerated Filer, Non-accelerated Filer. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure.", "label": "Entity Filer Category" } } }, "localname": "EntityFilerCategory", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "filerCategoryItemType" }, "dei_EntityIncorporationStateCountryCode": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Two-character EDGAR code representing the state or country of incorporation.", "label": "Entity Incorporation, State or Country Code" } } }, "localname": "EntityIncorporationStateCountryCode", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "edgarStateCountryItemType" }, "dei_EntityInteractiveDataCurrent": { "auth_ref": [ "r490" ], "lang": { "en-us": { "role": { "documentation": "Boolean flag that is true when the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).", "label": "Entity Interactive Data Current" } } }, "localname": "EntityInteractiveDataCurrent", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "yesNoItemType" }, "dei_EntityRegistrantName": { "auth_ref": [ "r486" ], "lang": { "en-us": { "role": { "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.", "label": "Entity Registrant Name" } } }, "localname": "EntityRegistrantName", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "normalizedStringItemType" }, "dei_EntityShellCompany": { "auth_ref": [ "r486" ], "lang": { "en-us": { "role": { "documentation": "Boolean flag that is true when the registrant is a shell company as defined in Rule 12b-2 of the Exchange Act.", "label": "Entity Shell Company" } } }, "localname": "EntityShellCompany", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "booleanItemType" }, "dei_EntitySmallBusiness": { "auth_ref": [ "r486" ], "lang": { "en-us": { "role": { "documentation": "Indicates that the company is a Smaller Reporting Company (SRC).", "label": "Entity Small Business" } } }, "localname": "EntitySmallBusiness", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "booleanItemType" }, "dei_EntityTaxIdentificationNumber": { "auth_ref": [ "r486" ], "lang": { "en-us": { "role": { "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.", "label": "Entity Tax Identification Number" } } }, "localname": "EntityTaxIdentificationNumber", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "employerIdItemType" }, "dei_LegalEntityAxis": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The set of legal entities associated with a report.", "label": "Legal Entity [Axis]" } } }, "localname": "LegalEntityAxis", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited-parentheticals", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited", "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information", "http://investors.permapipe.com/20220430/role/statement-note-1-basis-of-presentation", "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-cash-flow-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-tables", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-weightedaverage-lease-terms-and-discount-rates-details", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-tables", "http://investors.permapipe.com/20220430/role/statement-note-12-fair-value-", "http://investors.permapipe.com/20220430/role/statement-note-13-recent-accounting-pronouncements-", "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock", "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events", "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting", "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-tables", "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes", "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-goodwill-details", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-tables", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stockbased-compensation-expense-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-tables", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-tables", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual", "http://investors.permapipe.com/20220430/role/statement-significant-accounting-policies-policies" ], "xbrltype": "stringItemType" }, "dei_LocalPhoneNumber": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Local phone number for entity.", "label": "Local Phone Number" } } }, "localname": "LocalPhoneNumber", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "normalizedStringItemType" }, "dei_Security12bTitle": { "auth_ref": [ "r485" ], "lang": { "en-us": { "role": { "documentation": "Title of a 12(b) registered security.", "label": "Title of 12(b) Security" } } }, "localname": "Security12bTitle", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "securityTitleItemType" }, "dei_SecurityExchangeName": { "auth_ref": [ "r487" ], "lang": { "en-us": { "role": { "documentation": "Name of the Exchange on which a security is registered.", "label": "Security Exchange Name" } } }, "localname": "SecurityExchangeName", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "edgarExchangeCodeItemType" }, "dei_TradingSymbol": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Trading symbol of an instrument as listed on an exchange.", "label": "Trading Symbol" } } }, "localname": "TradingSymbol", "nsuri": "http://xbrl.sec.gov/dei/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-document-and-entity-information" ], "xbrltype": "tradingSymbolItemType" }, "ppih_AbuDhabiLandLeaseMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information regarding land leased in Abu Dhabi.", "label": "Abu Dhabi Land Lease [Member]" } } }, "localname": "AbuDhabiLandLeaseMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "domainItemType" }, "ppih_AccountsReceivableOutstandingForSeveralYears": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Represents the amount of accounts receivable, inclusive of retention receivables, that have been outstanding for several years as of the balance sheet date.", "label": "ppih_AccountsReceivableOutstandingForSeveralYears", "terseLabel": "Accounts Receivable, Outstanding for Several Years" } } }, "localname": "AccountsReceivableOutstandingForSeveralYears", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_AllowanceForDoubtfulAccountsReceivableOutstandingForSeveralYears": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Represents the balance of the allowance for doubtful accounts pertaining to accounts receivable outstanding for several years.", "label": "ppih_AllowanceForDoubtfulAccountsReceivableOutstandingForSeveralYears", "terseLabel": "Allowance for Doubtful Accounts Receivable Outstanding for Several Years" } } }, "localname": "AllowanceForDoubtfulAccountsReceivableOutstandingForSeveralYears", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_AssetsNoncurrentExcludingPropertyPlantAndEquipment": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 2.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets, excluding property, plant and equipment, that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer.", "label": "ppih_AssetsNoncurrentExcludingPropertyPlantAndEquipment", "totalLabel": "Total other assets" } } }, "localname": "AssetsNoncurrentExcludingPropertyPlantAndEquipment", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "ppih_BillingsToDate": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Billings to date related to percentage of completion", "label": "Less billings to date" } } }, "localname": "BillingsToDate", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details" ], "xbrltype": "monetaryItemType" }, "ppih_CanadianMortgageNoteMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information pertaining to a mortgage note from a bank in Canada, secured by a Canadian manufacturing facility.", "label": "Canadian Mortgage Note [Member]" } } }, "localname": "CanadianMortgageNoteMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "ppih_CommonStockIssuedUnderStockPlansNetOfSharesUsedForTaxWithholding": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The amount of common stock issued under stock plans, net of shares used for tax withholding.", "label": "Common stock issued under stock plans, net of shares used for tax withholding" } } }, "localname": "CommonStockIssuedUnderStockPlansNetOfSharesUsedForTaxWithholding", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "monetaryItemType" }, "ppih_CostsInExcessOfBillingsNet": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Costs in excess of billings, net related to percentage of completion", "label": "Costs in excess of billings, net" } } }, "localname": "CostsInExcessOfBillingsNet", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details" ], "xbrltype": "monetaryItemType" }, "ppih_CostsIncurredForUncompletedContractsAnticipatedCollectionPeriod": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents the duration of time within which costs incurred for uncompleted contracts are anticipated to be collected.", "label": "ppih_CostsIncurredForUncompletedContractsAnticipatedCollectionPeriod", "terseLabel": "Costs Incurred for Uncompleted Contracts, Anticipated Collection Period (Year)" } } }, "localname": "CostsIncurredForUncompletedContractsAnticipatedCollectionPeriod", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual" ], "xbrltype": "durationItemType" }, "ppih_CostsIncurredOnUncompletedContracts": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details": { "order": 1.0, "parentTag": "ppih_EarnedRevenue", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Costs incurred on uncompleted contracts related to percentage of completion", "label": "Costs incurred on uncompleted contracts" } } }, "localname": "CostsIncurredOnUncompletedContracts", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details" ], "xbrltype": "monetaryItemType" }, "ppih_CustomerDepositsCurrent1": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 10.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The current portion of customer deposits.", "label": "Customers' deposits" } } }, "localname": "CustomerDepositsCurrent1", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "ppih_DecreaseInOperatingLeaseExpense": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The amount of decrease in operating lease expense during the reporting period.", "label": "ppih_DecreaseInOperatingLeaseExpense", "terseLabel": "Decrease in Operating Lease Expense" } } }, "localname": "DecreaseInOperatingLeaseExpense", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_DecreaseInOperatingLeaseLiabilityCurrent": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The amount of decrease in the current portion of operating lease liability during the reporting period.", "label": "ppih_DecreaseInOperatingLeaseLiabilityCurrent", "terseLabel": "Decrease in Operating Lease Liability, Current" } } }, "localname": "DecreaseInOperatingLeaseLiabilityCurrent", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_DecreaseInOperatingLeaseLiabilityNoncurrent": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of decrease in the non-current portion of the operating lease liability as of the reporting period.", "label": "ppih_DecreaseInOperatingLeaseLiabilityNoncurrent", "terseLabel": "Decrease in Operating Lease Liability, Noncurrent" } } }, "localname": "DecreaseInOperatingLeaseLiabilityNoncurrent", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_DecreaseInOperatingLeaseRightofuseAsset": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The amount of decrease in the operating lease right-of-use asset as of the reporting period.", "label": "ppih_DecreaseInOperatingLeaseRightofuseAsset", "terseLabel": "Decrease in Operating Lease Right-of-use Asset" } } }, "localname": "DecreaseInOperatingLeaseRightofuseAsset", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_EIBORMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information pertaining to the Emirates Inter Bank Offered Rate.", "label": "EIBOR [Member]" } } }, "localname": "EIBORMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "ppih_EarnedRevenue": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of earned revenue.", "label": "ppih_EarnedRevenue", "totalLabel": "Earned revenue" } } }, "localname": "EarnedRevenue", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details" ], "xbrltype": "monetaryItemType" }, "ppih_EstimatedEarnings": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details": { "order": 0.0, "parentTag": "ppih_EarnedRevenue", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Estimated earnings related to percentage of completion", "label": "Estimated earnings" } } }, "localname": "EstimatedEarnings", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details" ], "xbrltype": "monetaryItemType" }, "ppih_ExpenseRelatedToEncashment": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Represents expense related to encashment.", "label": "ppih_ExpenseRelatedToEncashment", "terseLabel": "Expense Related to Encashment" } } }, "localname": "ExpenseRelatedToEncashment", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_FinanceAndOperatingLeaseLiabilityMaturityTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of finance and operating lease liability maturity.", "label": "Finance and Operating Lease, Liability, Maturity [Table Text Block]" } } }, "localname": "FinanceAndOperatingLeaseLiabilityMaturityTableTextBlock", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-tables" ], "xbrltype": "textBlockItemType" }, "ppih_FinanceLeaseObligationsMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents finance lease obligation.", "label": "Finance Lease Obligations [Member]" } } }, "localname": "FinanceLeaseObligationsMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "domainItemType" }, "ppih_FinanceLeasePrincipalPaymentsAndInterestPaymentOnLiability": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of cash outflow for principal payment and interest on finance lease liability.", "label": "ppih_FinanceLeasePrincipalPaymentsAndInterestPaymentOnLiability", "terseLabel": "Finance Lease, Principal Payments and Interest Payment on Liability" } } }, "localname": "FinanceLeasePrincipalPaymentsAndInterestPaymentOnLiability", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_FinanceLeasesAssetsMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information pertaining to finance leases assets.", "label": "Finance Leases Assets [Member]" } } }, "localname": "FinanceLeasesAssetsMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details" ], "xbrltype": "domainItemType" }, "ppih_FinanceVehicleEquipmentOneMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents first group of the finance vehicle equipment.", "label": "Finance Vehicle Equipment, One [Member]" } } }, "localname": "FinanceVehicleEquipmentOneMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "domainItemType" }, "ppih_ForeignRevolvingLinesMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information pertaining to foreign revolving credit facilities.", "label": "Foreign Revolving Lines [Member]" } } }, "localname": "ForeignRevolvingLinesMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "ppih_IncreaseDecreaseInContractWithCustomerAssetAndLiability": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of increase (decrease) in contract assets and liabilities.", "label": "ppih_IncreaseDecreaseInContractWithCustomerAssetAndLiability", "terseLabel": "Costs and estimated earnings in excess of billings on uncompleted contracts" } } }, "localname": "IncreaseDecreaseInContractWithCustomerAssetAndLiability", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "ppih_IncreaseDecreaseInCustomerDeposits1": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The increase (decrease) during the period in customer deposits.", "label": "ppih_IncreaseDecreaseInCustomerDeposits1", "terseLabel": "Customers' deposits" } } }, "localname": "IncreaseDecreaseInCustomerDeposits1", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "ppih_InterestRateForFinanceLease": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Contractual interest rate for finance lease.", "label": "ppih_InterestRateForFinanceLease", "terseLabel": "Interest Rate for Finance Lease" } } }, "localname": "InterestRateForFinanceLease", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "percentItemType" }, "ppih_LandAndBuildingsInLebanonTennesseeMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents the sale leaseback transaction in connection with the land and buildings in Lebanon, Tennessee.", "label": "Land and Buildings in Lebanon, Tennessee [Member]" } } }, "localname": "LandAndBuildingsInLebanonTennesseeMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "ppih_LesseeFinanceLeaseAnnualRentIncreasePercentage": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The percentage of annual rent increase on the finance lease of the lessee.", "label": "ppih_LesseeFinanceLeaseAnnualRentIncreasePercentage", "terseLabel": "Lessee, Finance Lease, Annual Rent Increase, Percentage" } } }, "localname": "LesseeFinanceLeaseAnnualRentIncreasePercentage", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "percentItemType" }, "ppih_LesseeFinanceLeaseNumberOfOptionsToExtend": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The number of options to extend the finance lease of the lessee.", "label": "ppih_LesseeFinanceLeaseNumberOfOptionsToExtend", "terseLabel": "Lessee, Finance Lease, Number of Options to Extend" } } }, "localname": "LesseeFinanceLeaseNumberOfOptionsToExtend", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "integerItemType" }, "ppih_LesseeOperatingAndFinanceLeasesTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for operating and finance leases of lessee.", "label": "Lessee, Operating and Finance Leases [Text Block]" } } }, "localname": "LesseeOperatingAndFinanceLeasesTextBlock", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases" ], "xbrltype": "textBlockItemType" }, "ppih_LesseeOperatingLeaseAnnualPayment": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Represents the amount of payment expected to be made per year under operating lease of lessee.", "label": "ppih_LesseeOperatingLeaseAnnualPayment", "terseLabel": "Lessee, Operating Lease, Annual Payment" } } }, "localname": "LesseeOperatingLeaseAnnualPayment", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_LineOfCreditFacilityAdditionalFeesToBeIncurred": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Represents the amount of additional fees expected to be incurred in the future under a line of credit facility.", "label": "ppih_LineOfCreditFacilityAdditionalFeesToBeIncurred", "terseLabel": "Line of Credit Facility, Additional Fees to Be Incurred" } } }, "localname": "LineOfCreditFacilityAdditionalFeesToBeIncurred", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_LineOfCreditFacilityCapitalExpendituresRestrictions": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Maximum amount of capital expenditures allowed under a credit agreement.", "label": "ppih_LineOfCreditFacilityCapitalExpendituresRestrictions", "terseLabel": "Line of Credit Facility, Capital Expenditures Restrictions" } } }, "localname": "LineOfCreditFacilityCapitalExpendituresRestrictions", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_LineOfCreditFacilityCommonStockRepurchaseRestrictions": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Maximum amount of common stock repurchase allowed under credit agreement.", "label": "ppih_LineOfCreditFacilityCommonStockRepurchaseRestrictions", "terseLabel": "Line of Credit Facility, Common Stock Repurchase Restrictions" } } }, "localname": "LineOfCreditFacilityCommonStockRepurchaseRestrictions", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_LineOfCreditFacilityCovenantTermsEBITDARatioMinimumUndrawnAvailability": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The minimum amount of undrawn availability that triggers the EDITDA ratio covenant under the debt instrument.", "label": "ppih_LineOfCreditFacilityCovenantTermsEBITDARatioMinimumUndrawnAvailability", "terseLabel": "Line of Credit Facility, Covenant Terms, EBITDA Ratio, Minimum Undrawn Availability" } } }, "localname": "LineOfCreditFacilityCovenantTermsEBITDARatioMinimumUndrawnAvailability", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_LineOfCreditFacilityCovenantTermsEBITDARatioMinimumUndrawnAvailabilityForFiveConsecutiveDays": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The minimum amount of undrawn availability for five consecutive days that will trigger the EBITDA ratio covenant of the line of credit facility.", "label": "ppih_LineOfCreditFacilityCovenantTermsEBITDARatioMinimumUndrawnAvailabilityForFiveConsecutiveDays", "terseLabel": "Line of Credit Facility, Covenant Terms, EBITDA Ratio, Minimum Undrawn Availability for Five Consecutive Days" } } }, "localname": "LineOfCreditFacilityCovenantTermsEBITDARatioMinimumUndrawnAvailabilityForFiveConsecutiveDays", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_LineOfCreditFacilityCovenantTermsEbitdaRatioTermOne": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Ratio of net income before interest, taxes, depreciation, amortization and certain other adjustments required to be achieved in the first specified term under covenant terms related to a credit agreement.", "label": "ppih_LineOfCreditFacilityCovenantTermsEbitdaRatioTermOne", "terseLabel": "Line of Credit Facility, Covenant Terms, EBITDA Ratio, Term One" } } }, "localname": "LineOfCreditFacilityCovenantTermsEbitdaRatioTermOne", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "pureItemType" }, "ppih_LineOfCreditFacilityDefaultAdditionalInterestRate": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The amount of additional interest in the event of default of the line of credit facility.", "label": "ppih_LineOfCreditFacilityDefaultAdditionalInterestRate", "terseLabel": "Line of Credit Facility, Default, Additional Interest Rate" } } }, "localname": "LineOfCreditFacilityDefaultAdditionalInterestRate", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "percentItemType" }, "ppih_LineOfCreditFacilityFixedChargeCoverageRatioRequired": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents the fixed charge coverage ratio required under a line of credit facility.", "label": "ppih_LineOfCreditFacilityFixedChargeCoverageRatioRequired", "terseLabel": "Line of Credit Facility, Fixed Charge Coverage Ratio Required" } } }, "localname": "LineOfCreditFacilityFixedChargeCoverageRatioRequired", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "pureItemType" }, "ppih_LineOfCreditFacilityGuaranteedAmount": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of debt guaranteed under credit facility.", "label": "ppih_LineOfCreditFacilityGuaranteedAmount", "terseLabel": "Line of Credit Facility, Guaranteed Amount" } } }, "localname": "LineOfCreditFacilityGuaranteedAmount", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_LineOfCreditFacilityMaximumBorrowingCapacityAvailabilityBlock": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Represents a reduction in overall availability until maturity under a line of credit facility.", "label": "ppih_LineOfCreditFacilityMaximumBorrowingCapacityAvailabilityBlock", "terseLabel": "Line of Credit Facility, Maximum Borrowing Capacity, Availability Block" } } }, "localname": "LineOfCreditFacilityMaximumBorrowingCapacityAvailabilityBlock", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_LongtermDebtCurrentMaturitiesExcludingNorthAmericanRevolvingLine": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 9.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current, excluding north american revolving lines of credit.", "label": "ppih_LongtermDebtCurrentMaturitiesExcludingNorthAmericanRevolvingLine", "verboseLabel": "Current maturities of long-term debt" } } }, "localname": "LongtermDebtCurrentMaturitiesExcludingNorthAmericanRevolvingLine", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "ppih_MortgageNoteSecuredByTennesseeManufacturingFacilityMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information pertaining to a mortgage note secured by a manufacturing facility in Lebanon, Tennessee.", "label": "Mortgage Note Secured by Tennessee Manufacturing Facility [Member]" } } }, "localname": "MortgageNoteSecuredByTennesseeManufacturingFacilityMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "ppih_NorthAmericanLoanPartiesMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information regarding certain U.S. and Canadian subsidiaries collectively referred to as the North American Loan Parties.", "label": "North American Loan Parties [Member]" } } }, "localname": "NorthAmericanLoanPartiesMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "ppih_NoteToFinancialStatementDetailsTextual": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note To Financial Statement Details Textual" } } }, "localname": "NoteToFinancialStatementDetailsTextual", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_NotesToFinancialStatementsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Notes To Financial Statements [Abstract]" } } }, "localname": "NotesToFinancialStatementsAbstract", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_NumberOfMajorCustomers": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents the number of major customers accounting for 10% or more of the specified concentration risk benchmark, which includes, but not limited to, sales revenue, accounts receivable, etc.", "label": "ppih_NumberOfMajorCustomers", "terseLabel": "Number of Major Customers" } } }, "localname": "NumberOfMajorCustomers", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "integerItemType" }, "ppih_OneCustomerMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information pertaining to one customer.", "label": "One Customer [Member]" } } }, "localname": "OneCustomerMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "domainItemType" }, "ppih_OutsideCommissionsPayableCurrent": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 7.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Represents the amount of outside commissions payable within one year or within the normal operating cycle if longer.", "label": "Outside commission liability" } } }, "localname": "OutsideCommissionsPayableCurrent", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "ppih_PercentOfRevenueFromContractWithCustomerIncludingAssessedTax": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents the percentage of revenue from contracts with customers that is attributable to a specified product or service.", "label": "Sales by product, percent" } } }, "localname": "PercentOfRevenueFromContractWithCustomerIncludingAssessedTax", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details" ], "xbrltype": "percentItemType" }, "ppih_ProceedsFromCollectionOfAccountsReceivableOutstandingForSeveralYears": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Represents the proceeds received during the period from the collection of accounts receivable that have been outstanding for several years.", "label": "ppih_ProceedsFromCollectionOfAccountsReceivableOutstandingForSeveralYears", "terseLabel": "Proceeds from Collection of Accounts Receivable Outstanding for Several Years" } } }, "localname": "ProceedsFromCollectionOfAccountsReceivableOutstandingForSeveralYears", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_ProceedsFromPaymentsForStockOptionsExercisedAndTaxesRelatedToRestrictedSharesVested": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Represents the cash inflow (outflow) related to stock options exercised and taxes related to restricted shares vested.", "label": "Stock options exercised and taxes paid related to restricted shares vested" } } }, "localname": "ProceedsFromPaymentsForStockOptionsExercisedAndTaxesRelatedToRestrictedSharesVested", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "ppih_RetentionReceivable": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Represents the amount of retention receivable.", "label": "ppih_RetentionReceivable", "terseLabel": "Retention Receivable" } } }, "localname": "RetentionReceivable", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_RevolvingCreditLinesUsedByEgyptSubsidiaries2Member": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents second revolving credit lines used by Egypt subsidiaries.", "label": "Revolving Credit Lines Used by Egypt Subsidiaries 2 [Member]" } } }, "localname": "RevolvingCreditLinesUsedByEgyptSubsidiaries2Member", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "ppih_RevolvingCreditLinesUsedByEgyptSubsidiariesMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information related to revolving credit lines used by Egypt subsidiaries.", "label": "Revolving Credit Lines Used by Egypt Subsidiaries [Member]" } } }, "localname": "RevolvingCreditLinesUsedByEgyptSubsidiariesMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "ppih_RevolvingCreditLinesUsedByMiddleEasternSubsidiaries1Member": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents the first revolving credit line used by the Company's Middle Eastern subsidiaries.", "label": "Revolving Credit Lines Used by Middle Eastern Subsidiaries, 1 [Member]" } } }, "localname": "RevolvingCreditLinesUsedByMiddleEasternSubsidiaries1Member", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "ppih_RevolvingCreditLinesUsedByMiddleEasternSubsidiaries2Member": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents the second revolving credit line used by the Company's Middle Eastern subsidiaries.", "label": "Revolving Credit Lines Used by Middle Eastern Subsidiaries, 2 [Member]" } } }, "localname": "RevolvingCreditLinesUsedByMiddleEasternSubsidiaries2Member", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "ppih_RevolvingCreditLinesUsedByMiddleEasternSubsidiaries3Member": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents the third revolving credit line used by the Company's Middle Eastern subsidiaries.", "label": "Revolving Credit Lines Used by Middle Eastern Subsidiaries, 3 [Member]" } } }, "localname": "RevolvingCreditLinesUsedByMiddleEasternSubsidiaries3Member", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "ppih_RevolvingLinesNorthAmericaMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information pertaining to revolving lines in North America.", "label": "Revolving Lines, North America [Member]" } } }, "localname": "RevolvingLinesNorthAmericaMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "ppih_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresOrRetirementsForTaxesWeightedAverageGrantDateFairValue": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised, or put into effect as a result of the occurrence of a terminating event, or retired for taxes.", "label": "Forfeited or retired for taxes (in dollars per share)" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresOrRetirementsForTaxesWeightedAverageGrantDateFairValue", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details" ], "xbrltype": "perShareItemType" }, "ppih_SpecialtyPipingSystemsAndCoatingMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information pertaining to Specialty Piping Systems and Coating.", "label": "Specialty Piping Systems And Coating [Member]" } } }, "localname": "SpecialtyPipingSystemsAndCoatingMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details" ], "xbrltype": "domainItemType" }, "ppih_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeitedOrRetiredForTaxes": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Number of shares related to Restricted Stock Award forfeited or retired for taxes during the period.", "label": "ppih_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeitedOrRetiredForTaxes", "negatedLabel": "Forfeited or retired for taxes (in shares)" } } }, "localname": "StockIssuedDuringPeriodSharesRestrictedStockAwardForfeitedOrRetiredForTaxes", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details" ], "xbrltype": "sharesItemType" }, "ppih_StockRepurchaseProgramAuthorizedRepurchaseAmountUsed": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount used of the stock repurchase plan authorized.", "label": "ppih_StockRepurchaseProgramAuthorizedRepurchaseAmountUsed", "terseLabel": "Stock Repurchase Program, Authorized Repurchase Amount Used" } } }, "localname": "StockRepurchaseProgramAuthorizedRepurchaseAmountUsed", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock-details-textual" ], "xbrltype": "monetaryItemType" }, "ppih_SupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of supplemental balance sheet information related to leases.", "label": "Supplemental Balance Sheet Information Related to Leases [Table Text Block]" } } }, "localname": "SupplementalBalanceSheetInformationRelatedToLeasesTableTextBlock", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-tables" ], "xbrltype": "textBlockItemType" }, "ppih_SupplementalCashFlowInformationRelatedLeasesTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of supplemental cash flow information related leases.", "label": "Supplemental Cash Flow Information Related Leases [Table Text Block]" } } }, "localname": "SupplementalCashFlowInformationRelatedLeasesTableTextBlock", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-tables" ], "xbrltype": "textBlockItemType" }, "ppih_TransferredAtPointInTimeUsingInputMethodMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information pertaining to transfers at a point in time using an input method.", "label": "Transferred at Point in Time Using Input Method [Member]" } } }, "localname": "TransferredAtPointInTimeUsingInputMethodMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details" ], "xbrltype": "domainItemType" }, "ppih_TransferredAtPointInTimeUsingOutputMethodMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information pertaining to transfers at a point in time using an output method.", "label": "Transferred at Point in Time Using Output Method [Member]" } } }, "localname": "TransferredAtPointInTimeUsingOutputMethodMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details" ], "xbrltype": "domainItemType" }, "ppih_TwoCustomersMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Represents information pertaining to two customers.", "label": "Two Customers [Member]" } } }, "localname": "TwoCustomersMember", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "domainItemType" }, "ppih_WeightedaverageLeaseTermsAndDiscountRatesTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of weighted-average lease terms and discount rates.", "label": "Weighted-average Lease Terms and Discount Rates [Table Text Block]" } } }, "localname": "WeightedaverageLeaseTermsAndDiscountRatesTableTextBlock", "nsuri": "http://investors.permapipe.com/20220430", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-tables" ], "xbrltype": "textBlockItemType" }, "ppih_statement-statement-note-10-leases-lease-costs-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 10 - Leases - Lease Costs (Details)" } } }, "localname": "statement-statement-note-10-leases-lease-costs-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-10-leases-maturities-of-lease-liabilities-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 10 - Leases - Maturities of Lease Liabilities (Details)" } } }, "localname": "statement-statement-note-10-leases-maturities-of-lease-liabilities-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 10 - Leases - Supplemental Balance Sheet Information Related to Leases (Details)" } } }, "localname": "statement-statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-10-leases-supplemental-cash-flow-information-related-to-leases-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 10 - Leases - Supplemental Cash Flow Information Related to Leases (Details)" } } }, "localname": "statement-statement-note-10-leases-supplemental-cash-flow-information-related-to-leases-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-10-leases-tables": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 10 - Leases" } } }, "localname": "statement-statement-note-10-leases-tables", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-10-leases-weightedaverage-lease-terms-and-discount-rates-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 10 - Leases - Weighted-average Lease Terms and Discount Rates (Details)" } } }, "localname": "statement-statement-note-10-leases-weightedaverage-lease-terms-and-discount-rates-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 11 - Restricted Cash - Summary of Cash, Cash Equivalents and Restricted Cash (Details)" } } }, "localname": "statement-statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-11-restricted-cash-tables": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 11 - Restricted Cash" } } }, "localname": "statement-statement-note-11-restricted-cash-tables", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 4 - Revenue Recognition - Reconciliation of the Cost in Excess of Billings (Details)" } } }, "localname": "statement-statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-4-revenue-recognition-revenues-by-revenue-class-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 4 - Revenue Recognition - Revenues by Revenue Class (Details)" } } }, "localname": "statement-statement-note-4-revenue-recognition-revenues-by-revenue-class-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-4-revenue-recognition-tables": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 4 - Revenue Recognition" } } }, "localname": "statement-statement-note-4-revenue-recognition-tables", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-6-impairment-of-longlived-assets-goodwill-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 6 - Impairment of Long-lived Assets - Goodwill (Details)" } } }, "localname": "statement-statement-note-6-impairment-of-longlived-assets-goodwill-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-6-impairment-of-longlived-assets-tables": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 6 - Impairment of Long-lived Assets" } } }, "localname": "statement-statement-note-6-impairment-of-longlived-assets-tables", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-7-stockbased-compensation-restricted-stock-activity-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 7 - Stock-based Compensation - Restricted Stock Activity (Details)" } } }, "localname": "statement-statement-note-7-stockbased-compensation-restricted-stock-activity-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-7-stockbased-compensation-stock-option-activity-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 7 - Stock-based Compensation - Stock Option Activity (Details)" } } }, "localname": "statement-statement-note-7-stockbased-compensation-stock-option-activity-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-7-stockbased-compensation-stockbased-compensation-expense-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 7 - Stock-based Compensation - Stock-based Compensation Expense (Details)" } } }, "localname": "statement-statement-note-7-stockbased-compensation-stockbased-compensation-expense-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-7-stockbased-compensation-tables": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 7 - Stock-based Compensation" } } }, "localname": "statement-statement-note-7-stockbased-compensation-tables", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 8 - Earnings (Loss) Per Share - Summary of Earnings Per Share (Details)" } } }, "localname": "statement-statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-note-8-earnings-loss-per-share-tables": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Note 8 - Earnings (Loss) Per Share" } } }, "localname": "statement-statement-note-8-earnings-loss-per-share-tables", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "ppih_statement-statement-significant-accounting-policies-policies": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Significant Accounting Policies" } } }, "localname": "statement-statement-significant-accounting-policies-policies", "nsuri": "http://investors.permapipe.com/20220430", "xbrltype": "stringItemType" }, "srt_MajorCustomersAxis": { "auth_ref": [ "r156", "r263", "r269", "r459" ], "lang": { "en-us": { "role": { "label": "Customer [Axis]" } } }, "localname": "MajorCustomersAxis", "nsuri": "http://fasb.org/srt/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "stringItemType" }, "srt_MaximumMember": { "auth_ref": [ "r195", "r196", "r197", "r198", "r214", "r245", "r274", "r276", "r408", "r409", "r410", "r411", "r412", "r413", "r414", "r455", "r460", "r483", "r484" ], "lang": { "en-us": { "role": { "label": "Maximum [Member]" } } }, "localname": "MaximumMember", "nsuri": "http://fasb.org/srt/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "srt_MinimumMember": { "auth_ref": [ "r195", "r196", "r197", "r198", "r214", "r245", "r274", "r276", "r408", "r409", "r410", "r411", "r412", "r413", "r414", "r455", "r460", "r483", "r484" ], "lang": { "en-us": { "role": { "label": "Minimum [Member]" } } }, "localname": "MinimumMember", "nsuri": "http://fasb.org/srt/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "srt_NameOfMajorCustomerDomain": { "auth_ref": [ "r156", "r263", "r269", "r459" ], "lang": { "en-us": { "role": { "label": "Customer [Domain]" } } }, "localname": "NameOfMajorCustomerDomain", "nsuri": "http://fasb.org/srt/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "domainItemType" }, "srt_ProductOrServiceAxis": { "auth_ref": [ "r152", "r196", "r197", "r263", "r267", "r415", "r452", "r457" ], "lang": { "en-us": { "role": { "label": "Product and Service [Axis]" } } }, "localname": "ProductOrServiceAxis", "nsuri": "http://fasb.org/srt/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details" ], "xbrltype": "stringItemType" }, "srt_ProductsAndServicesDomain": { "auth_ref": [ "r152", "r196", "r197", "r263", "r267", "r415", "r452", "r457" ], "lang": { "en-us": { "role": { "label": "Product and Service [Domain]" } } }, "localname": "ProductsAndServicesDomain", "nsuri": "http://fasb.org/srt/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details" ], "xbrltype": "domainItemType" }, "srt_RangeAxis": { "auth_ref": [ "r193", "r195", "r196", "r197", "r198", "r214", "r245", "r272", "r274", "r276", "r305", "r306", "r307", "r408", "r409", "r410", "r411", "r412", "r413", "r414", "r455", "r460", "r483", "r484" ], "lang": { "en-us": { "role": { "label": "Statistical Measurement [Axis]" } } }, "localname": "RangeAxis", "nsuri": "http://fasb.org/srt/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "stringItemType" }, "srt_RangeMember": { "auth_ref": [ "r193", "r195", "r196", "r197", "r198", "r214", "r245", "r272", "r274", "r276", "r305", "r306", "r307", "r408", "r409", "r410", "r411", "r412", "r413", "r414", "r455", "r460", "r483", "r484" ], "lang": { "en-us": { "role": { "label": "Statistical Measurement [Domain]" } } }, "localname": "RangeMember", "nsuri": "http://fasb.org/srt/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "srt_SegmentGeographicalDomain": { "auth_ref": [ "r153", "r154", "r263", "r268", "r458", "r474", "r475", "r476", "r477", "r478", "r479", "r480", "r481", "r482" ], "lang": { "en-us": { "role": { "label": "Geographical [Domain]" } } }, "localname": "SegmentGeographicalDomain", "nsuri": "http://fasb.org/srt/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "srt_StatementGeographicalAxis": { "auth_ref": [ "r153", "r154", "r263", "r268", "r458", "r471", "r474", "r475", "r476", "r477", "r478", "r479", "r480", "r481", "r482" ], "lang": { "en-us": { "role": { "label": "Geographical [Axis]" } } }, "localname": "StatementGeographicalAxis", "nsuri": "http://fasb.org/srt/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "stringItemType" }, "srt_WeightedAverageMember": { "auth_ref": [ "r408", "r410", "r413", "r483", "r484" ], "lang": { "en-us": { "role": { "label": "Weighted Average [Member]" } } }, "localname": "WeightedAverageMember", "nsuri": "http://fasb.org/srt/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_AccountingPoliciesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Accounting Policies [Abstract]" } } }, "localname": "AccountingPoliciesAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-significant-accounting-policies-policies" ], "xbrltype": "stringItemType" }, "us-gaap_AccountsNotesLoansAndFinancingReceivablesByBillingStatusTypeAxis": { "auth_ref": [ "r46" ], "lang": { "en-us": { "role": { "documentation": "Information by billing status of receivables.", "label": "Billing Status, Type [Axis]" } } }, "localname": "AccountsNotesLoansAndFinancingReceivablesByBillingStatusTypeAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_AccountsPayableCurrent": { "auth_ref": [ "r34", "r404" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 3.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).", "label": "Trade accounts payable" } } }, "localname": "AccountsPayableCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccountsReceivableMember": { "auth_ref": [ "r472" ], "lang": { "en-us": { "role": { "documentation": "Due from customers or clients for goods or services that have been delivered or sold.", "label": "Accounts Receivable [Member]" } } }, "localname": "AccountsReceivableMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_AccountsReceivableNetCurrent": { "auth_ref": [ "r158", "r159" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 3.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.", "label": "Trade accounts receivable, less allowance for doubtful accounts of $461 at April 30, 2022 and $486 at January 31, 2022" } } }, "localname": "AccountsReceivableNetCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccruedIncomeTaxesCurrent": { "auth_ref": [ "r20", "r424", "r439" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 1.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.", "label": "Income taxes payable" } } }, "localname": "AccruedIncomeTaxesCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccruedLiabilitiesCurrent": { "auth_ref": [ "r36" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 4.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).", "label": "Other accrued liabilities" } } }, "localname": "AccruedLiabilitiesCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccruedSalesCommissionCurrent": { "auth_ref": [ "r9", "r36" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 0.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Carrying value as of the balance sheet date of obligations incurred through that date and payable for sales commissions. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).", "label": "Commissions and management incentives payable" } } }, "localname": "AccruedSalesCommissionCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment": { "auth_ref": [ "r15", "r188" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details": { "order": 1.0, "parentTag": "us-gaap_PropertyPlantAndEquipmentNet", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.", "label": "us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment", "negatedLabel": "Accumulated depreciation and amortization" } } }, "localname": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax": { "auth_ref": [ "r27", "r48", "r49", "r50", "r441", "r465", "r468" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 4.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.", "label": "Accumulated other comprehensive loss" } } }, "localname": "AccumulatedOtherComprehensiveIncomeLossNetOfTax", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_AccumulatedOtherComprehensiveIncomeMember": { "auth_ref": [ "r47", "r50", "r57", "r58", "r59", "r91", "r92", "r93", "r344", "r400", "r461", "r462" ], "lang": { "en-us": { "role": { "documentation": "Accumulated increase (decrease) in equity from transactions and other events and circumstances from non-owner sources, attributable to the parent. Excludes net income (loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners.", "label": "AOCI Attributable to Parent [Member]" } } }, "localname": "AccumulatedOtherComprehensiveIncomeMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "domainItemType" }, "us-gaap_AdditionalPaidInCapital": { "auth_ref": [ "r25", "r404" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 1.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of excess of issue price over par or stated value of stock and from other transaction involving stock or stockholder. Includes, but is not limited to, additional paid-in capital (APIC) for common and preferred stock.", "label": "Additional paid-in capital" } } }, "localname": "AdditionalPaidInCapital", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_AdditionalPaidInCapitalMember": { "auth_ref": [ "r91", "r92", "r93", "r316", "r317", "r318", "r352" ], "lang": { "en-us": { "role": { "documentation": "Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders.", "label": "Additional Paid-in Capital [Member]" } } }, "localname": "AdditionalPaidInCapitalMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "domainItemType" }, "us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of increase to additional paid-in capital (APIC) for recognition of cost for option under share-based payment arrangement.", "label": "Stock-based compensation expense" } } }, "localname": "AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Adjustments to reconcile net loss to net cash flows used in operating activities" } } }, "localname": "AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_AllocatedShareBasedCompensationExpense": { "auth_ref": [ "r310" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.", "label": "us-gaap_AllocatedShareBasedCompensationExpense", "verboseLabel": "Stock-based compensation expense" } } }, "localname": "AllocatedShareBasedCompensationExpense", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stockbased-compensation-expense-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent": { "auth_ref": [ "r31", "r160", "r169" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of allowance for credit loss on accounts receivable, classified as current.", "label": "Allowance for doubtful accounts" } } }, "localname": "AllowanceForDoubtfulAccountsReceivableCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited-parentheticals" ], "xbrltype": "monetaryItemType" }, "us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount": { "auth_ref": [ "r121" ], "lang": { "en-us": { "role": { "documentation": "Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.", "label": "Stock options and restricted stock not included in the computation of diluted earnings per share of common stock because the option exercise prices or grant date prices exceeded the average market prices of the common shares (in shares)" } } }, "localname": "AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details" ], "xbrltype": "sharesItemType" }, "us-gaap_AssetImpairmentChargesTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for the details of the charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value. Disclosure may also include a description of the impaired asset and facts and circumstances leading to the impairment, amount of the impairment loss and where the loss is located in the income statement, method(s) for determining fair value, and the segment in which the impaired asset is reported.", "label": "Asset Impairment Charges [Text Block]" } } }, "localname": "AssetImpairmentChargesTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets" ], "xbrltype": "textBlockItemType" }, "us-gaap_Assets": { "auth_ref": [ "r18", "r87", "r139", "r143", "r148", "r165", "r200", "r201", "r202", "r203", "r204", "r205", "r206", "r207", "r208", "r209", "r210", "r341", "r345", "r362", "r402", "r404", "r422", "r438" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.", "label": "us-gaap_Assets", "totalLabel": "Total assets" } } }, "localname": "Assets", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_AssetsCurrent": { "auth_ref": [ "r7", "r33", "r87", "r165", "r200", "r201", "r202", "r203", "r204", "r205", "r206", "r207", "r208", "r209", "r210", "r341", "r345", "r362", "r402", "r404" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 0.0, "parentTag": "us-gaap_Assets", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold, or consumed within one year (or the normal operating cycle, if longer). Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.", "label": "us-gaap_AssetsCurrent", "totalLabel": "Total current assets" } } }, "localname": "AssetsCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_AssetsCurrentAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Current assets" } } }, "localname": "AssetsCurrentAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_AssetsNoncurrentAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Other assets" } } }, "localname": "AssetsNoncurrentAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_AwardTypeAxis": { "auth_ref": [ "r279", "r280", "r281", "r283", "r285", "r286", "r287", "r288", "r289", "r290", "r291", "r292", "r293", "r294", "r295", "r296", "r297", "r299", "r300", "r302", "r303", "r304", "r305", "r306", "r307", "r308" ], "lang": { "en-us": { "role": { "documentation": "Information by type of award under share-based payment arrangement.", "label": "Award Type [Axis]" } } }, "localname": "AwardTypeAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stockbased-compensation-expense-details" ], "xbrltype": "stringItemType" }, "us-gaap_BalanceSheetLocationAxis": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Information by location on balance sheet (statement of financial position).", "label": "Balance Sheet Location [Axis]" } } }, "localname": "BalanceSheetLocationAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "stringItemType" }, "us-gaap_BalanceSheetLocationDomain": { "auth_ref": [ "r348", "r349" ], "lang": { "en-us": { "role": { "documentation": "Location in the balance sheet (statement of financial position).", "label": "Balance Sheet Location [Domain]" } } }, "localname": "BalanceSheetLocationDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_BaseRateMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Minimum rate investor will accept.", "label": "Base Rate [Member]" } } }, "localname": "BaseRateMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_CashAndCashEquivalentsAtCarryingValue": { "auth_ref": [ "r5", "r13", "r80" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 4.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 }, "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details": { "order": 0.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.", "label": "Cash and cash equivalents", "terseLabel": "Cash and cash equivalents" } } }, "localname": "CashAndCashEquivalentsAtCarryingValue", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashAndCashEquivalentsDisclosureTextBlock": { "auth_ref": [ "r13" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for cash and cash equivalent footnotes, which may include the types of deposits and money market instruments, applicable carrying amounts, restricted amounts and compensating balance arrangements. Cash and equivalents include: (1) currency on hand (2) demand deposits with banks or financial institutions (3) other kinds of accounts that have the general characteristics of demand deposits (4) short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Generally, only investments maturing within three months from the date of acquisition qualify.", "label": "Cash and Cash Equivalents Disclosure [Text Block]" } } }, "localname": "CashAndCashEquivalentsDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash" ], "xbrltype": "textBlockItemType" }, "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": { "auth_ref": [ "r74", "r80", "r84" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage. Excludes amount for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.", "label": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "totalLabel": "Cash, cash equivalents and restricted cash shown in the statement of cash flows" } } }, "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations": { "auth_ref": [ "r74", "r80", "r84" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including, but not limited to, disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.", "label": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations", "periodEndLabel": "Cash, cash equivalents and restricted cash - end of period", "periodStartLabel": "Cash, cash equivalents and restricted cash - beginning of period" } } }, "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect": { "auth_ref": [ "r74", "r366" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of increase (decrease) in cash, cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; including effect from exchange rate change. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.", "label": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect", "totalLabel": "Net (decrease)/increase in cash, cash equivalents and restricted cash" } } }, "localname": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_CommonStockCapitalSharesReservedForFutureIssuance": { "auth_ref": [ "r43" ], "lang": { "en-us": { "role": { "documentation": "Aggregate number of common shares reserved for future issuance.", "label": "us-gaap_CommonStockCapitalSharesReservedForFutureIssuance", "terseLabel": "Common Stock, Capital Shares Reserved for Future Issuance (in shares)" } } }, "localname": "CommonStockCapitalSharesReservedForFutureIssuance", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockMember": { "auth_ref": [ "r91", "r92", "r352" ], "lang": { "en-us": { "role": { "documentation": "Stock that is subordinate to all other stock of the issuer.", "label": "Common Stock [Member]" } } }, "localname": "CommonStockMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "domainItemType" }, "us-gaap_CommonStockParOrStatedValuePerShare": { "auth_ref": [ "r24" ], "lang": { "en-us": { "role": { "documentation": "Face amount or stated value per share of common stock.", "label": "Common stock, par value (in dollars per share)" } } }, "localname": "CommonStockParOrStatedValuePerShare", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited-parentheticals" ], "xbrltype": "perShareItemType" }, "us-gaap_CommonStockSharesAuthorized": { "auth_ref": [ "r24" ], "lang": { "en-us": { "role": { "documentation": "The maximum number of common shares permitted to be issued by an entity's charter and bylaws.", "label": "Common stock, authorized (in shares)" } } }, "localname": "CommonStockSharesAuthorized", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited-parentheticals" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockSharesIssued": { "auth_ref": [ "r24" ], "lang": { "en-us": { "role": { "documentation": "Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.", "label": "Common stock, issued (in shares)" } } }, "localname": "CommonStockSharesIssued", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited-parentheticals" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockSharesOutstanding": { "auth_ref": [ "r24", "r246" ], "lang": { "en-us": { "role": { "documentation": "Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.", "label": "Common stock, outstanding (in shares)" } } }, "localname": "CommonStockSharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited-parentheticals" ], "xbrltype": "sharesItemType" }, "us-gaap_CommonStockValue": { "auth_ref": [ "r24", "r404" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 2.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.", "label": "Common stock, $.01 par value, authorized 50,000 shares; 8,154 issued and outstanding at April 30, 2022 and 8,152 issued and outstanding at January 31, 2022" } } }, "localname": "CommonStockValue", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_ComprehensiveIncomeNetOfTax": { "auth_ref": [ "r53", "r55", "r56", "r62", "r431", "r447" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.", "label": "us-gaap_ComprehensiveIncomeNetOfTax", "totalLabel": "Comprehensive loss" } } }, "localname": "ComprehensiveIncomeNetOfTax", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_ConcentrationRiskBenchmarkDomain": { "auth_ref": [ "r129", "r130", "r156", "r360", "r361", "r472" ], "lang": { "en-us": { "role": { "documentation": "The denominator in a calculation of a disclosed concentration risk percentage.", "label": "Concentration Risk Benchmark [Domain]" } } }, "localname": "ConcentrationRiskBenchmarkDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_ConcentrationRiskByBenchmarkAxis": { "auth_ref": [ "r129", "r130", "r156", "r360", "r361", "r470", "r472" ], "lang": { "en-us": { "role": { "documentation": "Information by benchmark of concentration risk.", "label": "Concentration Risk Benchmark [Axis]" } } }, "localname": "ConcentrationRiskByBenchmarkAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "stringItemType" }, "us-gaap_ConcentrationRiskByTypeAxis": { "auth_ref": [ "r129", "r130", "r156", "r360", "r361", "r470", "r472" ], "lang": { "en-us": { "role": { "documentation": "Information by type of concentration risk, for example, but not limited to, asset, liability, net assets, geographic, customer, employees, supplier, lender.", "label": "Concentration Risk Type [Axis]" } } }, "localname": "ConcentrationRiskByTypeAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "stringItemType" }, "us-gaap_ConcentrationRiskPercentage1": { "auth_ref": [ "r129", "r130", "r156", "r360", "r361" ], "lang": { "en-us": { "role": { "documentation": "For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the \"benchmark\" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.", "label": "us-gaap_ConcentrationRiskPercentage1", "terseLabel": "Concentration Risk, Percentage" } } }, "localname": "ConcentrationRiskPercentage1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "percentItemType" }, "us-gaap_ConcentrationRiskTypeDomain": { "auth_ref": [ "r129", "r130", "r156", "r360", "r361", "r472" ], "lang": { "en-us": { "role": { "documentation": "For an entity that discloses a concentration risk as a percentage of some financial balance or benchmark, identifies the type (for example, asset, liability, net assets, geographic, customer, employees, supplier, lender) of the concentration.", "label": "Concentration Risk Type [Domain]" } } }, "localname": "ConcentrationRiskTypeDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_ContractWithCustomerAssetNet": { "auth_ref": [ "r251", "r253", "r264" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.", "label": "us-gaap_ContractWithCustomerAssetNet", "terseLabel": "Contract assets: Costs and estimated earnings in excess of billings on uncompleted contracts" } } }, "localname": "ContractWithCustomerAssetNet", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_ContractWithCustomerAssetNetCurrent": { "auth_ref": [ "r251", "r253", "r264" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 6.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, classified as current.", "label": "Costs and estimated earnings in excess of billings on uncompleted contracts" } } }, "localname": "ContractWithCustomerAssetNetCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_ContractWithCustomerLiability": { "auth_ref": [ "r251", "r252", "r264" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.", "label": "us-gaap_ContractWithCustomerLiability", "negatedTerseLabel": "Contract liabilities: Billings in excess of costs and estimated earnings on uncompleted contracts" } } }, "localname": "ContractWithCustomerLiability", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_ContractWithCustomerLiabilityCurrent": { "auth_ref": [ "r251", "r252", "r264" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 6.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as current.", "label": "Billings in excess of costs and estimated earnings on uncompleted contracts", "terseLabel": "Contract with Customer, Liability, Current" } } }, "localname": "ContractWithCustomerLiabilityCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_ContractWithCustomerLiabilityRevenueRecognized": { "auth_ref": [ "r265" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.", "label": "us-gaap_ContractWithCustomerLiabilityRevenueRecognized", "terseLabel": "Contract with Customer, Liability, Revenue Recognized" } } }, "localname": "ContractWithCustomerLiabilityRevenueRecognized", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_CostOfRevenue": { "auth_ref": [ "r66", "r87", "r165", "r200", "r201", "r202", "r204", "r205", "r206", "r207", "r208", "r209", "r210", "r362" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited": { "order": 0.0, "parentTag": "us-gaap_GrossProfit", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The aggregate cost of goods produced and sold and services rendered during the reporting period.", "label": "Cost of sales" } } }, "localname": "CostOfRevenue", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_CreditFacilityAxis": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Information by type of credit facility. Credit facilities provide capital to borrowers without the need to structure a loan for each borrowing.", "label": "Credit Facility [Axis]" } } }, "localname": "CreditFacilityAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "stringItemType" }, "us-gaap_CreditFacilityDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Type of credit facility. Credit facilities provide capital to borrowers without the need to structure a loan for each borrowing.", "label": "Credit Facility [Domain]" } } }, "localname": "CreditFacilityDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_CustomerConcentrationRiskMember": { "auth_ref": [ "r128", "r156" ], "lang": { "en-us": { "role": { "documentation": "Reflects the percentage that revenues in the period from one or more significant customers is to net revenues, as defined by the entity, such as total net revenues, product line revenues, segment revenues. The risk is the materially adverse effects of loss of a significant customer.", "label": "Customer Concentration Risk [Member]" } } }, "localname": "CustomerConcentrationRiskMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_DebtAndCapitalLeaseObligations": { "auth_ref": [ "r428", "r445" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of short-term and long-term debt and lease obligation.", "label": "us-gaap_DebtAndCapitalLeaseObligations", "terseLabel": "Debt and Lease Obligation, Total" } } }, "localname": "DebtAndCapitalLeaseObligations", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_DebtDisclosureTextBlock": { "auth_ref": [ "r85", "r217", "r218", "r219", "r220", "r221", "r222", "r223", "r228", "r235", "r236", "r237", "r243" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.", "label": "Debt Disclosure [Text Block]" } } }, "localname": "DebtDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt" ], "xbrltype": "textBlockItemType" }, "us-gaap_DebtInstrumentAxis": { "auth_ref": [ "r19", "r20", "r21", "r86", "r90", "r211", "r212", "r213", "r214", "r215", "r216", "r218", "r224", "r225", "r226", "r227", "r229", "r230", "r231", "r232", "r233", "r234", "r239", "r240", "r241", "r242", "r375", "r423", "r425", "r437" ], "lang": { "en-us": { "role": { "documentation": "Information by type of debt instrument, including, but not limited to, draws against credit facilities.", "label": "Debt Instrument [Axis]" } } }, "localname": "DebtInstrumentAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "stringItemType" }, "us-gaap_DebtInstrumentBasisSpreadOnVariableRate1": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Percentage points added to the reference rate to compute the variable rate on the debt instrument.", "label": "us-gaap_DebtInstrumentBasisSpreadOnVariableRate1", "terseLabel": "Debt Instrument, Basis Spread on Variable Rate" } } }, "localname": "DebtInstrumentBasisSpreadOnVariableRate1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "percentItemType" }, "us-gaap_DebtInstrumentInterestRateEffectivePercentage": { "auth_ref": [ "r38", "r238", "r374", "r375" ], "lang": { "en-us": { "role": { "documentation": "Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.", "label": "us-gaap_DebtInstrumentInterestRateEffectivePercentage", "terseLabel": "Debt Instrument, Interest Rate, Effective Percentage" } } }, "localname": "DebtInstrumentInterestRateEffectivePercentage", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "percentItemType" }, "us-gaap_DebtInstrumentInterestRateStatedPercentage": { "auth_ref": [ "r38", "r212" ], "lang": { "en-us": { "role": { "documentation": "Contractual interest rate for funds borrowed, under the debt agreement.", "label": "us-gaap_DebtInstrumentInterestRateStatedPercentage", "terseLabel": "Debt Instrument, Interest Rate, Stated Percentage" } } }, "localname": "DebtInstrumentInterestRateStatedPercentage", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "percentItemType" }, "us-gaap_DebtInstrumentIssuanceDate1": { "auth_ref": [ "r40", "r214" ], "lang": { "en-us": { "role": { "documentation": "Date the debt instrument was issued, in YYYY-MM-DD format.", "label": "us-gaap_DebtInstrumentIssuanceDate1", "terseLabel": "Debt Instrument, Issuance Date" } } }, "localname": "DebtInstrumentIssuanceDate1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "dateItemType" }, "us-gaap_DebtInstrumentMaturityDate": { "auth_ref": [ "r39", "r214", "r358" ], "lang": { "en-us": { "role": { "documentation": "Date when the debt instrument is scheduled to be fully repaid, in YYYY-MM-DD format.", "label": "us-gaap_DebtInstrumentMaturityDate", "terseLabel": "Debt Instrument, Maturity Date" } } }, "localname": "DebtInstrumentMaturityDate", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "dateItemType" }, "us-gaap_DebtInstrumentNameDomain": { "auth_ref": [ "r41", "r86", "r90", "r211", "r212", "r213", "r214", "r215", "r216", "r218", "r224", "r225", "r226", "r227", "r229", "r230", "r231", "r232", "r233", "r234", "r239", "r240", "r241", "r242", "r375" ], "lang": { "en-us": { "role": { "documentation": "The name for the particular debt instrument or borrowing that distinguishes it from other debt instruments or borrowings, including draws against credit facilities.", "label": "Debt Instrument, Name [Domain]" } } }, "localname": "DebtInstrumentNameDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_DebtInstrumentTerm": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.", "label": "us-gaap_DebtInstrumentTerm", "terseLabel": "Debt Instrument, Term (Year)" } } }, "localname": "DebtInstrumentTerm", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "durationItemType" }, "us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 2.0, "parentTag": "us-gaap_LiabilitiesNoncurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements payable beyond one year (or the operating cycle, if longer).", "label": "Deferred compensation liabilities" } } }, "localname": "DeferredCompensationLiabilityClassifiedNoncurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredIncomeTaxAssetsNet": { "auth_ref": [ "r320", "r321" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 0.0, "parentTag": "ppih_AssetsNoncurrentExcludingPropertyPlantAndEquipment", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting.", "label": "us-gaap_DeferredIncomeTaxAssetsNet", "verboseLabel": "Deferred tax assets" } } }, "localname": "DeferredIncomeTaxAssetsNet", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredIncomeTaxLiabilitiesNet": { "auth_ref": [ "r320", "r321" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 3.0, "parentTag": "us-gaap_LiabilitiesNoncurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting.", "label": "Deferred tax liabilities" } } }, "localname": "DeferredIncomeTaxLiabilitiesNet", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_DeferredIncomeTaxesAndTaxCredits": { "auth_ref": [ "r79" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 10.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of deferred income tax expense (benefit) and income tax credits.", "label": "Deferred tax expense/(benefit)" } } }, "localname": "DeferredIncomeTaxesAndTaxCredits", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_DepreciationDepletionAndAmortization": { "auth_ref": [ "r78", "r137" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 12.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.", "label": "us-gaap_DepreciationDepletionAndAmortization", "terseLabel": "Depreciation and amortization" } } }, "localname": "DepreciationDepletionAndAmortization", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_DisaggregationOfRevenueTableTextBlock": { "auth_ref": [ "r263" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor.", "label": "Disaggregation of Revenue [Table Text Block]" } } }, "localname": "DisaggregationOfRevenueTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-tables" ], "xbrltype": "textBlockItemType" }, "us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock": { "auth_ref": [ "r278", "r279", "r311", "r312", "r314", "r319" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for share-based payment arrangement.", "label": "Share-Based Payment Arrangement [Text Block]" } } }, "localname": "DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation" ], "xbrltype": "textBlockItemType" }, "us-gaap_DisclosureTextBlockAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "us-gaap_DisclosureTextBlockAbstract", "terseLabel": "Notes to Financial Statements" } } }, "localname": "DisclosureTextBlockAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-1-basis-of-presentation", "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash", "http://investors.permapipe.com/20220430/role/statement-note-12-fair-value-", "http://investors.permapipe.com/20220430/role/statement-note-13-recent-accounting-pronouncements-", "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock", "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events", "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition", "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share", "http://investors.permapipe.com/20220430/role/statement-note-9-debt" ], "xbrltype": "stringItemType" }, "us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.", "label": "us-gaap_DisposalGroupIncludingDiscontinuedOperationConsideration", "terseLabel": "Disposal Group, Including Discontinued Operation, Consideration" } } }, "localname": "DisposalGroupIncludingDiscontinuedOperationConsideration", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain": { "auth_ref": [ "r273", "r275" ], "lang": { "en-us": { "role": { "documentation": "Name of disposal group.", "label": "Disposal Group Name [Domain]" } } }, "localname": "DisposalGroupsIncludingDiscontinuedOperationsNameDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_EarningsPerShareAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Loss per share" } } }, "localname": "EarningsPerShareAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_EarningsPerShareBasic": { "auth_ref": [ "r63", "r100", "r101", "r102", "r103", "r104", "r111", "r113", "r118", "r119", "r120", "r124", "r125", "r353", "r354", "r432", "r448" ], "lang": { "en-us": { "role": { "documentation": "The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.", "label": "us-gaap_EarningsPerShareBasic", "verboseLabel": "Basic (in dollars per share)" } } }, "localname": "EarningsPerShareBasic", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details" ], "xbrltype": "perShareItemType" }, "us-gaap_EarningsPerShareDiluted": { "auth_ref": [ "r63", "r100", "r101", "r102", "r103", "r104", "r113", "r118", "r119", "r120", "r124", "r125", "r353", "r354", "r432", "r448" ], "lang": { "en-us": { "role": { "documentation": "The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.", "label": "us-gaap_EarningsPerShareDiluted", "verboseLabel": "Diluted (in dollars per share)" } } }, "localname": "EarningsPerShareDiluted", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details" ], "xbrltype": "perShareItemType" }, "us-gaap_EarningsPerShareTextBlock": { "auth_ref": [ "r121", "r122", "r123", "r126" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for earnings per share.", "label": "Earnings Per Share [Text Block]" } } }, "localname": "EarningsPerShareTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share" ], "xbrltype": "textBlockItemType" }, "us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents": { "auth_ref": [ "r366" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 3.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of increase (decrease) from effect of exchange rate changes on cash and cash equivalents, and cash and cash equivalents restricted to withdrawal or usage; held in foreign currencies. Excludes amounts for disposal group and discontinued operations. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Cash equivalents include, but are not limited to, short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.", "label": "Effect of exchange rate changes on cash, cash equivalents and restricted cash" } } }, "localname": "EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_EffectiveIncomeTaxRateContinuingOperations": { "auth_ref": [ "r323" ], "lang": { "en-us": { "role": { "documentation": "Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.", "label": "us-gaap_EffectiveIncomeTaxRateContinuingOperations", "terseLabel": "Effective Income Tax Rate Reconciliation, Percent, Total" } } }, "localname": "EffectiveIncomeTaxRateContinuingOperations", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes-details-textual" ], "xbrltype": "percentItemType" }, "us-gaap_EmployeeRelatedLiabilitiesCurrent": { "auth_ref": [ "r36" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 5.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).", "label": "Accrued compensation and payroll taxes" } } }, "localname": "EmployeeRelatedLiabilitiesCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized": { "auth_ref": [ "r313" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cost not yet recognized for nonvested award under share-based payment arrangement.", "label": "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized", "terseLabel": "Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total" } } }, "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1": { "auth_ref": [ "r313" ], "lang": { "en-us": { "role": { "documentation": "Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.", "label": "us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1", "terseLabel": "Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition (Year)" } } }, "localname": "EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual" ], "xbrltype": "durationItemType" }, "us-gaap_EmployeeStockOptionMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Share-based payment arrangement granting right, subject to vesting and other restrictions, to purchase or sell certain number of shares at predetermined price for specified period of time.", "label": "Share-Based Payment Arrangement, Option [Member]" } } }, "localname": "EmployeeStockOptionMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stockbased-compensation-expense-details" ], "xbrltype": "domainItemType" }, "us-gaap_EquityComponentDomain": { "auth_ref": [ "r0", "r57", "r58", "r59", "r91", "r92", "r93", "r97", "r105", "r107", "r127", "r166", "r246", "r247", "r316", "r317", "r318", "r327", "r328", "r352", "r367", "r368", "r369", "r370", "r371", "r372", "r400", "r461", "r462", "r463" ], "lang": { "en-us": { "role": { "documentation": "Components of equity are the parts of the total Equity balance including that which is allocated to common, preferred, treasury stock, retained earnings, etc.", "label": "Equity Component [Domain]" } } }, "localname": "EquityComponentDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "domainItemType" }, "us-gaap_EscrowDeposit": { "auth_ref": [ "r427", "r473" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy.", "label": "us-gaap_EscrowDeposit", "terseLabel": "Escrow Deposit" } } }, "localname": "EscrowDeposit", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_FairValueDisclosuresTextBlock": { "auth_ref": [ "r359" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined), and the measurements of those instruments as well as disclosures related to the fair value of non-financial assets and liabilities. Such disclosures about the financial instruments, assets, and liabilities would include: (1) the fair value of the required items together with their carrying amounts (as appropriate); (2) for items for which it is not practicable to estimate fair value, disclosure would include: (a) information pertinent to estimating fair value (including, carrying amount, effective interest rate, and maturity, and (b) the reasons why it is not practicable to estimate fair value; (3) significant concentrations of credit risk including: (a) information about the activity, region, or economic characteristics identifying a concentration, (b) the maximum amount of loss the entity is exposed to based on the gross fair value of the related item, (c) policy for requiring collateral or other security and information as to accessing such collateral or security, and (d) the nature and brief description of such collateral or security; (4) quantitative information about market risks and how such risks are managed; (5) for items measured on both a recurring and nonrecurring basis information regarding the inputs used to develop the fair value measurement; and (6) for items presented in the financial statement for which fair value measurement is elected: (a) information necessary to understand the reasons for the election, (b) discussion of the effect of fair value changes on earnings, (c) a description of [similar groups] items for which the election is made and the relation thereof to the balance sheet, the aggregate carrying value of items included in the balance sheet that are not eligible for the election; (7) all other required (as defined) and desired information.", "label": "Fair Value Disclosures [Text Block]" } } }, "localname": "FairValueDisclosuresTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-12-fair-value-" ], "xbrltype": "textBlockItemType" }, "us-gaap_FinanceLeaseInterestExpense": { "auth_ref": [ "r380", "r388", "r398" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details": { "order": 2.0, "parentTag": "us-gaap_LeaseCost", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of interest expense on finance lease liability.", "label": "Interest on lease liabilities" } } }, "localname": "FinanceLeaseInterestExpense", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseInterestPaymentOnLiability": { "auth_ref": [ "r383", "r392" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of interest paid on finance lease liability.", "label": "Operating cash outflows from finance leases" } } }, "localname": "FinanceLeaseInterestPaymentOnLiability", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-cash-flow-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiability": { "auth_ref": [ "r379", "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Present value of lessee's discounted obligation for lease payments from finance lease.", "label": "Total lease liabilities, finance leases", "terseLabel": "Finance Lease, Liability, Total", "totalLabel": "Total finance lease liabilities" } } }, "localname": "FinanceLeaseLiability", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityCurrent": { "auth_ref": [ "r379" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details": { "order": 1.0, "parentTag": "us-gaap_FinanceLeaseLiability", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Present value of lessee's discounted obligation for lease payments from finance lease, classified as current.", "label": "Finance lease liability short-term" } } }, "localname": "FinanceLeaseLiabilityCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityNoncurrent": { "auth_ref": [ "r379" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 5.0, "parentTag": "us-gaap_LiabilitiesNoncurrent", "weight": 1.0 }, "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details": { "order": 0.0, "parentTag": "us-gaap_FinanceLeaseLiability", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent.", "label": "Finance lease liability long-term", "terseLabel": "Finance Lease, Liability, Noncurrent", "verboseLabel": "Long-term finance obligation" } } }, "localname": "FinanceLeaseLiabilityNoncurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDue": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments for finance lease.", "label": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "totalLabel": "Total lease payments, finance leases" } } }, "localname": "FinanceLeaseLiabilityPaymentsDue", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 1.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "Thereafter, finance leases" } } }, "localname": "FinanceLeaseLiabilityPaymentsDueAfterYearFive", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 4.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "For the year ended January 31, 2023, finance leases" } } }, "localname": "FinanceLeaseLiabilityPaymentsDueNextTwelveMonths", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 0.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "For the year ended January 31, 2027, finance leases" } } }, "localname": "FinanceLeaseLiabilityPaymentsDueYearFive", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 3.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "For the year ended January 31, 2026, finance leases" } } }, "localname": "FinanceLeaseLiabilityPaymentsDueYearFour", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 2.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "For the year ended January 31, 2025, finance leases" } } }, "localname": "FinanceLeaseLiabilityPaymentsDueYearThree", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 5.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "For the year ended January 31, 2024, finance leases" } } }, "localname": "FinanceLeaseLiabilityPaymentsDueYearTwo", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 6.0, "parentTag": "us-gaap_FinanceLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in remainder of current fiscal year.", "label": "For the nine months ended January 31, 2023, finance leases" } } }, "localname": "FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount": { "auth_ref": [ "r397" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for finance lease.", "label": "us-gaap_FinanceLeaseLiabilityUndiscountedExcessAmount", "negatedLabel": "Less: amount representing interest, finance leases" } } }, "localname": "FinanceLeaseLiabilityUndiscountedExcessAmount", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeasePrincipalPayments": { "auth_ref": [ "r382", "r392" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 0.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of cash outflow for principal payment on finance lease.", "label": "Financing cash outflows from finance leases", "negatedLabel": "Payments of principal on finance obligation" } } }, "localname": "FinanceLeasePrincipalPayments", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-cash-flow-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseRightOfUseAsset": { "auth_ref": [ "r378" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount, after accumulated amortization, of right-of-use asset from finance lease.", "label": "us-gaap_FinanceLeaseRightOfUseAsset", "terseLabel": "Finance Lease, Right-of-Use Asset, after Accumulated Amortization, Total" } } }, "localname": "FinanceLeaseRightOfUseAsset", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseRightOfUseAssetAmortization": { "auth_ref": [ "r380", "r388", "r398" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details": { "order": 1.0, "parentTag": "us-gaap_LeaseCost", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of amortization expense attributable to right-of-use asset from finance lease.", "label": "Amortization of ROU assets" } } }, "localname": "FinanceLeaseRightOfUseAssetAmortization", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent": { "auth_ref": [ "r395", "r398" ], "lang": { "en-us": { "role": { "documentation": "Weighted average discount rate for finance lease calculated at point in time.", "label": "Finance leases" } } }, "localname": "FinanceLeaseWeightedAverageDiscountRatePercent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-weightedaverage-lease-terms-and-discount-rates-details" ], "xbrltype": "percentItemType" }, "us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1": { "auth_ref": [ "r394", "r398" ], "lang": { "en-us": { "role": { "documentation": "Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.", "label": "Finance leases (Year)" } } }, "localname": "FinanceLeaseWeightedAverageRemainingLeaseTerm1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-weightedaverage-lease-terms-and-discount-rates-details" ], "xbrltype": "durationItemType" }, "us-gaap_ForeignEarningsRepatriated": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of foreign earnings repatriated from subsidiaries outside the country of domicile.", "label": "us-gaap_ForeignEarningsRepatriated", "terseLabel": "Foreign Earnings Repatriated" } } }, "localname": "ForeignEarningsRepatriated", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_GainLossOnDispositionOfAssets": { "auth_ref": [ "r78", "r186", "r191" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 9.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property.", "label": "us-gaap_GainLossOnDispositionOfAssets", "negatedLabel": "Gain on disposal of fixed assets" } } }, "localname": "GainLossOnDispositionOfAssets", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_GeneralAndAdministrativeExpense": { "auth_ref": [ "r67" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited": { "order": 1.0, "parentTag": "us-gaap_OperatingExpenses", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.", "label": "General and administrative expenses" } } }, "localname": "GeneralAndAdministrativeExpense", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_Goodwill": { "auth_ref": [ "r16", "r171", "r173", "r180", "r184", "r404", "r421" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 1.0, "parentTag": "ppih_AssetsNoncurrentExcludingPropertyPlantAndEquipment", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.", "label": "Goodwill", "periodEndLabel": "Goodwill", "periodStartLabel": "Goodwill" } } }, "localname": "Goodwill", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-goodwill-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_GoodwillForeignCurrencyTranslationGainLoss": { "auth_ref": [ "r178" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.", "label": "Goodwill, foreign exchange change effect" } } }, "localname": "GoodwillForeignCurrencyTranslationGainLoss", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-goodwill-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_GoodwillImpairmentLoss": { "auth_ref": [ "r78", "r172", "r177", "r183", "r184" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.", "label": "us-gaap_GoodwillImpairmentLoss", "terseLabel": "Goodwill, Impairment Loss" } } }, "localname": "GoodwillImpairmentLoss", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_GrossProfit": { "auth_ref": [ "r65", "r87", "r139", "r142", "r144", "r147", "r150", "r165", "r200", "r201", "r202", "r204", "r205", "r206", "r207", "r208", "r209", "r210", "r362" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited": { "order": 1.0, "parentTag": "us-gaap_OperatingIncomeLoss", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.", "label": "us-gaap_GrossProfit", "totalLabel": "Gross profit" } } }, "localname": "GrossProfit", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_ImpairmentOfLongLivedAssetsHeldForUse": { "auth_ref": [ "r78", "r185", "r190" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).", "label": "us-gaap_ImpairmentOfLongLivedAssetsHeldForUse", "terseLabel": "Impairment, Long-Lived Asset, Held-for-Use, Total" } } }, "localname": "ImpairmentOfLongLivedAssetsHeldForUse", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest": { "auth_ref": [ "r60", "r139", "r142", "r144", "r147", "r150", "r419", "r429", "r434", "r449" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited": { "order": 1.0, "parentTag": "us-gaap_NetIncomeLoss", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.", "label": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "totalLabel": "Loss from operations before income taxes" } } }, "localname": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeStatementAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Income Statement [Abstract]" } } }, "localname": "IncomeStatementAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "xbrltype": "stringItemType" }, "us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis": { "auth_ref": [ "r273", "r275" ], "lang": { "en-us": { "role": { "documentation": "Information by name of disposal group.", "label": "Disposal Group Name [Axis]" } } }, "localname": "IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "stringItemType" }, "us-gaap_IncomeStatementLocationAxis": { "auth_ref": [ "r192", "r194" ], "lang": { "en-us": { "role": { "documentation": "Information by location in the income statement.", "label": "Income Statement Location [Axis]" } } }, "localname": "IncomeStatementLocationAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual" ], "xbrltype": "stringItemType" }, "us-gaap_IncomeStatementLocationDomain": { "auth_ref": [ "r194" ], "lang": { "en-us": { "role": { "documentation": "Location in the income statement.", "label": "Income Statement Location [Domain]" } } }, "localname": "IncomeStatementLocationDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_IncomeTaxDisclosureTextBlock": { "auth_ref": [ "r88", "r324", "r325", "r326", "r332", "r334", "r336", "r337", "r338" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.", "label": "Income Tax Disclosure [Text Block]" } } }, "localname": "IncomeTaxDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes" ], "xbrltype": "textBlockItemType" }, "us-gaap_IncomeTaxExpenseBenefit": { "auth_ref": [ "r89", "r106", "r107", "r138", "r322", "r333", "r335", "r450" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited": { "order": 0.0, "parentTag": "us-gaap_NetIncomeLoss", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.", "label": "Income tax expense" } } }, "localname": "IncomeTaxExpenseBenefit", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncomeTaxesPaidNet": { "auth_ref": [ "r83" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income, net of any cash received during the current period as refunds for the overpayment of taxes.", "label": "Income taxes paid" } } }, "localname": "IncomeTaxesPaidNet", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables": { "auth_ref": [ "r77" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 13.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The increase (decrease) during the reporting period in the amount due from customers for the credit sale of goods and services; includes accounts receivable and other types of receivables.", "label": "us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables", "negatedLabel": "Unbilled accounts receivable" } } }, "localname": "IncreaseDecreaseInAccountsAndOtherReceivables", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInAccountsPayable": { "auth_ref": [ "r77" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 5.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The increase (decrease) during the reporting period in the aggregate amount of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business.", "label": "us-gaap_IncreaseDecreaseInAccountsPayable", "terseLabel": "Accounts payable" } } }, "localname": "IncreaseDecreaseInAccountsPayable", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInAccountsReceivable": { "auth_ref": [ "r77" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 6.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services.", "label": "us-gaap_IncreaseDecreaseInAccountsReceivable", "negatedTerseLabel": "Accounts receivable" } } }, "localname": "IncreaseDecreaseInAccountsReceivable", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities": { "auth_ref": [ "r77" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 2.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The increase (decrease) during the reporting period in the aggregate amount of obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits.", "label": "us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities", "terseLabel": "Accrued compensation and payroll taxes" } } }, "localname": "IncreaseDecreaseInEmployeeRelatedLiabilities", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable": { "auth_ref": [ "r77" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 0.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The increase (decrease) during the reporting period in the amounts payable to taxing authorities for taxes that are based on the reporting entity's earnings, net of amounts receivable from taxing authorities for refunds of overpayments or recoveries of income taxes.", "label": "us-gaap_IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable", "terseLabel": "Income taxes receivable and payable" } } }, "localname": "IncreaseDecreaseInIncomeTaxesPayableNetOfIncomeTaxesReceivable", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInInventories": { "auth_ref": [ "r77" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 7.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The increase (decrease) during the reporting period in the aggregate value of all inventory held by the reporting entity, associated with underlying transactions that are classified as operating activities.", "label": "us-gaap_IncreaseDecreaseInInventories", "negatedTerseLabel": "Inventories, net" } } }, "localname": "IncreaseDecreaseInInventories", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInOperatingCapitalAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Changes in operating assets and liabilities" } } }, "localname": "IncreaseDecreaseInOperatingCapitalAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet": { "auth_ref": [ "r77" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 15.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of increase (decrease) in operating assets after deduction of operating liabilities classified as other.", "label": "us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet", "negatedTerseLabel": "Other assets and liabilities" } } }, "localname": "IncreaseDecreaseInOtherOperatingCapitalNet", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInOutstandingChecksFinancingActivities": { "auth_ref": [ "r81", "r82" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 4.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The change in cash during the period due to the net increase or decrease in outstanding checks, the liability that represents checks that have been issued but that have not cleared. The entity may classify these cash flows as financing or operating activities.", "label": "Decrease in drafts payable" } } }, "localname": "IncreaseDecreaseInOutstandingChecksFinancingActivities", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets": { "auth_ref": [ "r77" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of increase (decrease) in prepaid expenses, and assets classified as other.", "label": "us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets", "negatedTerseLabel": "Prepaid expenses and other current assets" } } }, "localname": "IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements": { "auth_ref": [ "r114", "r115", "r116", "r120", "r277" ], "lang": { "en-us": { "role": { "documentation": "Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.", "label": "Stock options and restricted stock with exercise prices or grant date prices below the average market prices (in shares)" } } }, "localname": "IncrementalCommonSharesAttributableToShareBasedPaymentArrangements", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details" ], "xbrltype": "sharesItemType" }, "us-gaap_InterestIncomeExpenseNet": { "auth_ref": [ "r433" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited": { "order": 2.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The net amount of operating interest income (expense).", "label": "us-gaap_InterestIncomeExpenseNet", "negatedLabel": "Interest expense, net" } } }, "localname": "InterestIncomeExpenseNet", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_InterestPaidNet": { "auth_ref": [ "r73", "r75", "r83" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount.", "label": "Interest paid" } } }, "localname": "InterestPaidNet", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_InventoryNet": { "auth_ref": [ "r6", "r32", "r404" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 0.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.", "label": "Inventories, net" } } }, "localname": "InventoryNet", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_LeaseContractualTermAxis": { "auth_ref": [ "r387" ], "lang": { "en-us": { "role": { "documentation": "Information by contractual term of lease arrangement.", "label": "Lease Contractual Term [Axis]" } } }, "localname": "LeaseContractualTermAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "stringItemType" }, "us-gaap_LeaseContractualTermDomain": { "auth_ref": [ "r387" ], "lang": { "en-us": { "role": { "documentation": "Contractual term of lease arrangement.", "label": "Lease Contractual Term [Domain]" } } }, "localname": "LeaseContractualTermDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_LeaseCost": { "auth_ref": [ "r396", "r398" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of lease cost recognized by lessee for lease contract.", "label": "us-gaap_LeaseCost", "totalLabel": "Total Lease costs" } } }, "localname": "LeaseCost", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_LeaseCostTableTextBlock": { "auth_ref": [ "r396" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income.", "label": "Lease, Cost [Table Text Block]" } } }, "localname": "LeaseCostTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-tables" ], "xbrltype": "textBlockItemType" }, "us-gaap_LesseeFinanceLeaseDiscountRate": { "auth_ref": [ "r386" ], "lang": { "en-us": { "role": { "documentation": "Discount rate used by lessee to determine present value of finance lease payments.", "label": "us-gaap_LesseeFinanceLeaseDiscountRate", "terseLabel": "Lessee, Finance Lease, Discount Rate" } } }, "localname": "LesseeFinanceLeaseDiscountRate", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "percentItemType" }, "us-gaap_LesseeFinanceLeaseRenewalTerm1": { "auth_ref": [ "r385" ], "lang": { "en-us": { "role": { "documentation": "Term of lessee's finance lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.", "label": "us-gaap_LesseeFinanceLeaseRenewalTerm1", "terseLabel": "Lessee, Finance Lease, Renewal Term (Year)" } } }, "localname": "LesseeFinanceLeaseRenewalTerm1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "durationItemType" }, "us-gaap_LesseeFinanceLeaseTermOfContract1": { "auth_ref": [ "r385" ], "lang": { "en-us": { "role": { "documentation": "Term of lessee's finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.", "label": "us-gaap_LesseeFinanceLeaseTermOfContract1", "terseLabel": "Lessee, Finance Lease, Term of Contract (Year)" } } }, "localname": "LesseeFinanceLeaseTermOfContract1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "durationItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease.", "label": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "totalLabel": "Total lease payments, operating leases" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDue", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 1.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease due after fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive", "verboseLabel": "Thereafter, operating leases" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 4.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths", "verboseLabel": "For the year ended January 31, 2023, operating leases" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 0.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive", "verboseLabel": "For the year ended January 31, 2027, operating leases" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearFive", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 3.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour", "verboseLabel": "For the year ended January 31, 2026, operating leases" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearFour", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 2.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree", "verboseLabel": "For the year ended January 31, 2025, operating leases" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearThree", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 5.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).", "label": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo", "verboseLabel": "For the year ended January 31, 2024, operating leases" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsDueYearTwo", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear": { "auth_ref": [ "r397" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details": { "order": 6.0, "parentTag": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payment for operating lease having initial or remaining lease term in excess of one year to be paid in remainder of current fiscal year.", "label": "us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear", "verboseLabel": "For the nine months ended January 31, 2023, operating leases" } } }, "localname": "LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount": { "auth_ref": [ "r397" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's undiscounted obligation for lease payments in excess of discounted obligation for lease payments for operating lease.", "label": "us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount", "negatedLabel": "Less: amount representing interest, operating leases" } } }, "localname": "LesseeOperatingLeaseLiabilityUndiscountedExcessAmount", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_LesseeOperatingLeaseTermOfContract": { "auth_ref": [ "r385" ], "lang": { "en-us": { "role": { "documentation": "Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.", "label": "us-gaap_LesseeOperatingLeaseTermOfContract", "terseLabel": "Lessee, Operating Lease, Term of Contract (Year)" } } }, "localname": "LesseeOperatingLeaseTermOfContract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "durationItemType" }, "us-gaap_LettersOfCreditOutstandingAmount": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.", "label": "us-gaap_LettersOfCreditOutstandingAmount", "terseLabel": "Letters of Credit Outstanding, Amount" } } }, "localname": "LettersOfCreditOutstandingAmount", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_LiabilitiesAndStockholdersEquity": { "auth_ref": [ "r30", "r87", "r165", "r362", "r404", "r426", "r443" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of liabilities and equity items, including the portion of equity attributable to noncontrolling interests, if any.", "label": "us-gaap_LiabilitiesAndStockholdersEquity", "totalLabel": "Total liabilities and stockholders' equity" } } }, "localname": "LiabilitiesAndStockholdersEquity", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_LiabilitiesCurrent": { "auth_ref": [ "r8", "r37", "r87", "r165", "r200", "r201", "r202", "r204", "r205", "r206", "r207", "r208", "r209", "r210", "r342", "r345", "r346", "r362", "r402", "r403", "r404" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 1.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer.", "label": "us-gaap_LiabilitiesCurrent", "totalLabel": "Total current liabilities" } } }, "localname": "LiabilitiesCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_LiabilitiesCurrentAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Current liabilities" } } }, "localname": "LiabilitiesCurrentAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_LiabilitiesNoncurrent": { "auth_ref": [ "r10", "r11", "r12", "r21", "r22", "r87", "r165", "r200", "r201", "r202", "r204", "r205", "r206", "r207", "r208", "r209", "r210", "r342", "r345", "r346", "r362", "r402", "r403" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 0.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of obligation due after one year or beyond the normal operating cycle, if longer.", "label": "us-gaap_LiabilitiesNoncurrent", "totalLabel": "Total long-term liabilities" } } }, "localname": "LiabilitiesNoncurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_LiabilitiesNoncurrentAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Long-term liabilities" } } }, "localname": "LiabilitiesNoncurrentAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity": { "auth_ref": [ "r35" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.", "label": "us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity", "terseLabel": "Line of Credit Facility, Current Borrowing Capacity" } } }, "localname": "LineOfCreditFacilityCurrentBorrowingCapacity", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd": { "auth_ref": [ "r35" ], "lang": { "en-us": { "role": { "documentation": "The effective interest rate at the end of the reporting period.", "label": "us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd", "terseLabel": "Line of Credit Facility, Interest Rate at Period End" } } }, "localname": "LineOfCreditFacilityInterestRateAtPeriodEnd", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "percentItemType" }, "us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity": { "auth_ref": [ "r35" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.", "label": "us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity", "terseLabel": "Line of Credit Facility, Maximum Borrowing Capacity" } } }, "localname": "LineOfCreditFacilityMaximumBorrowingCapacity", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity": { "auth_ref": [ "r35" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).", "label": "us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity", "terseLabel": "Line of Credit Facility, Remaining Borrowing Capacity" } } }, "localname": "LineOfCreditFacilityRemainingBorrowingCapacity", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.", "label": "us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage", "terseLabel": "Line of Credit Facility, Unused Capacity, Commitment Fee Percentage" } } }, "localname": "LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "percentItemType" }, "us-gaap_LinesOfCreditCurrent": { "auth_ref": [ "r19", "r423" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 2.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The carrying value as of the balance sheet date of the current portion of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.", "label": "Revolving line - North America", "terseLabel": "Line of Credit, Current" } } }, "localname": "LinesOfCreditCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_LoansNotesTradeAndOtherReceivablesDisclosureTextBlock": { "auth_ref": [ "r162" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses.", "label": "Loans, Notes, Trade and Other Receivables Disclosure [Text Block]" } } }, "localname": "LoansNotesTradeAndOtherReceivablesDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable" ], "xbrltype": "textBlockItemType" }, "us-gaap_LondonInterbankOfferedRateLIBORMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Interest rate at which a bank borrows funds from other banks in the London interbank market.", "label": "London Interbank Offered Rate (LIBOR) [Member]" } } }, "localname": "LondonInterbankOfferedRateLIBORMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_LongTermDebtNoncurrent": { "auth_ref": [ "r21" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 4.0, "parentTag": "us-gaap_LiabilitiesNoncurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.", "label": "Long-term debt, less current maturities" } } }, "localname": "LongTermDebtNoncurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_LongtermDebtTypeAxis": { "auth_ref": [ "r41" ], "lang": { "en-us": { "role": { "documentation": "Information by type of long-term debt.", "label": "Long-Term Debt, Type [Axis]" } } }, "localname": "LongtermDebtTypeAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_LongtermDebtTypeDomain": { "auth_ref": [ "r41", "r199" ], "lang": { "en-us": { "role": { "documentation": "Type of long-term debt arrangement, such as notes, line of credit, commercial paper, asset-based financing, project financing, letter of credit financing. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the company, if longer.", "label": "Long-Term Debt, Type [Domain]" } } }, "localname": "LongtermDebtTypeDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "domainItemType" }, "us-gaap_MiddleEastMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Region of Middle East.", "label": "Middle East [Member]" } } }, "localname": "MiddleEastMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_NetCashProvidedByUsedInFinancingActivities": { "auth_ref": [ "r74" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 2.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit.", "label": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "totalLabel": "Net cash provided by financing activities" } } }, "localname": "NetCashProvidedByUsedInFinancingActivities", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Financing activities" } } }, "localname": "NetCashProvidedByUsedInFinancingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_NetCashProvidedByUsedInInvestingActivities": { "auth_ref": [ "r74" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 0.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cash inflow (outflow) from investing activities, including discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.", "label": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "totalLabel": "Net cash used in investing activities" } } }, "localname": "NetCashProvidedByUsedInInvestingActivities", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Investing activities" } } }, "localname": "NetCashProvidedByUsedInInvestingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_NetCashProvidedByUsedInOperatingActivities": { "auth_ref": [ "r74", "r76", "r79" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 1.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect", "weight": 1.0 } }, "lang": { "en-us": { "role": { "documentation": "Amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.", "label": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "totalLabel": "Net cash used in operating activities" } } }, "localname": "NetCashProvidedByUsedInOperatingActivities", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Operating activities" } } }, "localname": "NetCashProvidedByUsedInOperatingActivitiesAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_NetIncomeLoss": { "auth_ref": [ "r3", "r51", "r54", "r59", "r61", "r79", "r87", "r96", "r100", "r101", "r102", "r103", "r106", "r107", "r117", "r139", "r142", "r144", "r147", "r150", "r165", "r200", "r201", "r202", "r204", "r205", "r206", "r207", "r208", "r209", "r210", "r354", "r362", "r430", "r446" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 14.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 }, "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited": { "order": 1.0, "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax", "weight": 1.0 }, "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.", "label": "Net loss", "totalLabel": "Net loss", "verboseLabel": "Net income (loss)" } } }, "localname": "NetIncomeLoss", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock": { "auth_ref": [ "r1", "r94", "r95", "r98", "r99", "r108", "r109", "r110", "r163", "r164", "r167", "r168", "r329", "r330", "r331", "r351", "r355", "r356", "r357", "r363", "r364", "r365", "r376", "r377", "r399", "r401", "r416", "r417", "r418", "r464", "r465", "r466", "r467", "r468" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for change in accounting principle. Includes, but is not limited to, nature, reason, and method of adopting amendment to accounting standards or other change in accounting principle.", "label": "Accounting Standards Update and Change in Accounting Principle [Text Block]" } } }, "localname": "NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-13-recent-accounting-pronouncements-" ], "xbrltype": "textBlockItemType" }, "us-gaap_NonUsMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Countries excluding the United States of America (US).", "label": "Non-US [Member]" } } }, "localname": "NonUsMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_NumberOfReportableSegments": { "auth_ref": [ "r132" ], "lang": { "en-us": { "role": { "documentation": "Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.", "label": "us-gaap_NumberOfReportableSegments", "terseLabel": "Number of Reportable Segments" } } }, "localname": "NumberOfReportableSegments", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting-details-textual" ], "xbrltype": "integerItemType" }, "us-gaap_OperatingExpenses": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited": { "order": 0.0, "parentTag": "us-gaap_OperatingIncomeLoss", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.", "label": "us-gaap_OperatingExpenses", "totalLabel": "Total operating expenses" } } }, "localname": "OperatingExpenses", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingExpensesAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Operating expenses" } } }, "localname": "OperatingExpensesAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_OperatingIncomeLoss": { "auth_ref": [ "r139", "r142", "r144", "r147", "r150" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited": { "order": 1.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The net result for the period of deducting operating expenses from operating revenues.", "label": "us-gaap_OperatingIncomeLoss", "totalLabel": "Income/(loss) from operations" } } }, "localname": "OperatingIncomeLoss", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseCost": { "auth_ref": [ "r389", "r398" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details": { "order": 0.0, "parentTag": "us-gaap_LeaseCost", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.", "label": "Operating lease costs", "negatedLabel": "Operating lease costs" } } }, "localname": "OperatingLeaseCost", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseExpense": { "auth_ref": [ "r381" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of operating lease expense. Excludes sublease income.", "label": "us-gaap_OperatingLeaseExpense", "terseLabel": "Operating Lease, Expense" } } }, "localname": "OperatingLeaseExpense", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseLiability": { "auth_ref": [ "r379" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease.", "label": "Total lease liabilities, operating leases", "terseLabel": "Operating Lease, Liability, Total", "totalLabel": "Total operating lease liabilities" } } }, "localname": "OperatingLeaseLiability", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseLiabilityCurrent": { "auth_ref": [ "r379" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 8.0, "parentTag": "us-gaap_LiabilitiesCurrent", "weight": 1.0 }, "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details": { "order": 0.0, "parentTag": "us-gaap_OperatingLeaseLiability", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease, classified as current.", "label": "Operating lease liability short-term" } } }, "localname": "OperatingLeaseLiabilityCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseLiabilityNoncurrent": { "auth_ref": [ "r379" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 0.0, "parentTag": "us-gaap_LiabilitiesNoncurrent", "weight": 1.0 }, "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details": { "order": 1.0, "parentTag": "us-gaap_OperatingLeaseLiability", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.", "label": "Operating lease liability long-term" } } }, "localname": "OperatingLeaseLiabilityNoncurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeasePayments": { "auth_ref": [ "r384", "r392" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.", "label": "Operating cash outflows from operating leases" } } }, "localname": "OperatingLeasePayments", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-cash-flow-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseRightOfUseAsset": { "auth_ref": [ "r378" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 2.0, "parentTag": "ppih_AssetsNoncurrentExcludingPropertyPlantAndEquipment", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of lessee's right to use underlying asset under operating lease.", "label": "Operating lease right-of-use asset", "terseLabel": "Operating Lease, Right-of-Use Asset" } } }, "localname": "OperatingLeaseRightOfUseAsset", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent": { "auth_ref": [ "r395", "r398" ], "lang": { "en-us": { "role": { "documentation": "Weighted average discount rate for operating lease calculated at point in time.", "label": "Operating leases" } } }, "localname": "OperatingLeaseWeightedAverageDiscountRatePercent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-weightedaverage-lease-terms-and-discount-rates-details" ], "xbrltype": "percentItemType" }, "us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1": { "auth_ref": [ "r394", "r398" ], "lang": { "en-us": { "role": { "documentation": "Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.", "label": "Operating leases (Year)" } } }, "localname": "OperatingLeaseWeightedAverageRemainingLeaseTerm1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-weightedaverage-lease-terms-and-discount-rates-details" ], "xbrltype": "durationItemType" }, "us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock": { "auth_ref": [ "r4", "r347" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for organization, consolidation and basis of presentation of financial statements disclosure.", "label": "Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]" } } }, "localname": "OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-1-basis-of-presentation" ], "xbrltype": "textBlockItemType" }, "us-gaap_OtherAssetsMember": { "auth_ref": [ "r348", "r350" ], "lang": { "en-us": { "role": { "documentation": "Primary financial statement caption encompassing other assets.", "label": "Other Assets [Member]" } } }, "localname": "OtherAssetsMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_OtherAssetsNoncurrent": { "auth_ref": [ "r17" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 3.0, "parentTag": "ppih_AssetsNoncurrentExcludingPropertyPlantAndEquipment", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of noncurrent assets classified as other.", "label": "us-gaap_OtherAssetsNoncurrent", "terseLabel": "Other assets" } } }, "localname": "OtherAssetsNoncurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent": { "auth_ref": [ "r339", "r340", "r343" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount before tax, after reclassification adjustments of gain (loss) on foreign currency translation adjustments, on foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity.", "label": "us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent", "terseLabel": "Foreign currency translation adjustment" } } }, "localname": "OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent": { "auth_ref": [ "r339", "r340", "r343" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited": { "order": 0.0, "parentTag": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity.", "label": "Foreign currency translation adjustments, net of tax" } } }, "localname": "OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Other comprehensive (loss)/income" } } }, "localname": "OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent": { "auth_ref": [ "r52", "r55", "r339", "r340", "r343" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited": { "order": 0.0, "parentTag": "us-gaap_ComprehensiveIncomeNetOfTax", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount after tax of other comprehensive income (loss) attributable to parent entity.", "label": "us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent", "totalLabel": "Other comprehensive (loss)/income" } } }, "localname": "OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherCurrentLiabilitiesMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Primary financial statement caption encompassing other current liabilities.", "label": "Other Current Liabilities [Member]" } } }, "localname": "OtherCurrentLiabilitiesMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details" ], "xbrltype": "domainItemType" }, "us-gaap_OtherLiabilitiesNoncurrent": { "auth_ref": [ "r42" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 1.0, "parentTag": "us-gaap_LiabilitiesNoncurrent", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer.", "label": "Other long-term liabilities" } } }, "localname": "OtherLiabilitiesNoncurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherNoncurrentAssetsMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Primary financial statement caption encompassing other noncurrent assets.", "label": "Other Noncurrent Assets [Member]" } } }, "localname": "OtherNoncurrentAssetsMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_OtherNoncurrentLiabilitiesMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Primary financial statement caption encompassing other noncurrent liabilities.", "label": "Other Noncurrent Liabilities [Member]" } } }, "localname": "OtherNoncurrentLiabilitiesMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details" ], "xbrltype": "domainItemType" }, "us-gaap_OtherNonoperatingIncomeExpense": { "auth_ref": [ "r68" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited": { "order": 0.0, "parentTag": "us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of income (expense) related to nonoperating activities, classified as other.", "label": "Other income, net" } } }, "localname": "OtherNonoperatingIncomeExpense", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_OtherNonoperatingIncomeExpenseMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Primary financial statement caption encompassing other nonoperating income (expense).", "label": "Other Nonoperating Income (Expense) [Member]" } } }, "localname": "OtherNonoperatingIncomeExpenseMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment": { "auth_ref": [ "r70" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 0.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.", "label": "us-gaap_PaymentsToAcquirePropertyPlantAndEquipment", "negatedLabel": "Capital expenditures" } } }, "localname": "PaymentsToAcquirePropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_PolicyTextBlockAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "us-gaap_PolicyTextBlockAbstract", "terseLabel": "Accounting Policies" } } }, "localname": "PolicyTextBlockAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-significant-accounting-policies-policies" ], "xbrltype": "stringItemType" }, "us-gaap_PrepaidExpenseAndOtherAssetsCurrent": { "auth_ref": [ "r33" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 1.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer.", "label": "Prepaid expenses and other current assets" } } }, "localname": "PrepaidExpenseAndOtherAssetsCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_PriorPeriodReclassificationAdjustmentDescription": { "auth_ref": [ "r2" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for reclassification affecting comparability of financial statement. Excludes amendment to accounting standards, other change in accounting principle, and correction of error.", "label": "Reclassification, Comparability Adjustment [Policy Text Block]" } } }, "localname": "PriorPeriodReclassificationAdjustmentDescription", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-significant-accounting-policies-policies" ], "xbrltype": "textBlockItemType" }, "us-gaap_ProceedsFromIssuanceOfDebt": { "auth_ref": [ "r71" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.", "label": "us-gaap_ProceedsFromIssuanceOfDebt", "terseLabel": "Proceeds from Issuance of Debt" } } }, "localname": "ProceedsFromIssuanceOfDebt", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromIssuanceOfLongTermDebt": { "auth_ref": [ "r71" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 5.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.", "label": "us-gaap_ProceedsFromIssuanceOfLongTermDebt", "verboseLabel": "Proceeds from finance obligation, net of issuance costs" } } }, "localname": "ProceedsFromIssuanceOfLongTermDebt", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromIssuanceOfSecuredDebt": { "auth_ref": [ "r71" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The cash inflow from amounts received from issuance of long-term debt that is wholly or partially secured by collateral. Excludes proceeds from tax exempt secured debt.", "label": "us-gaap_ProceedsFromIssuanceOfSecuredDebt", "terseLabel": "Proceeds from Issuance of Secured Debt" } } }, "localname": "ProceedsFromIssuanceOfSecuredDebt", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromLinesOfCredit": { "auth_ref": [ "r71", "r86" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.", "label": "Proceeds from revolving lines" } } }, "localname": "ProceedsFromLinesOfCredit", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment": { "auth_ref": [ "r69" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 1.0, "parentTag": "us-gaap_NetCashProvidedByUsedInInvestingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.", "label": "Proceeds from sales of property and equipment", "terseLabel": "Proceeds from Sale of Property, Plant, and Equipment, Total" } } }, "localname": "ProceedsFromSaleOfPropertyPlantAndEquipment", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_ProductMember": { "auth_ref": [ "r267" ], "lang": { "en-us": { "role": { "documentation": "Article or substance produced by nature, labor or machinery.", "label": "Product [Member]" } } }, "localname": "ProductMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details" ], "xbrltype": "domainItemType" }, "us-gaap_PropertyPlantAndEquipmentByTypeAxis": { "auth_ref": [ "r189" ], "lang": { "en-us": { "role": { "documentation": "Information by type of long-lived, physical assets used to produce goods and services and not intended for resale.", "label": "Long-Lived Tangible Asset [Axis]" } } }, "localname": "PropertyPlantAndEquipmentByTypeAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "stringItemType" }, "us-gaap_PropertyPlantAndEquipmentGross": { "auth_ref": [ "r14", "r187" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details": { "order": 0.0, "parentTag": "us-gaap_PropertyPlantAndEquipmentNet", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.", "label": "Property and Equipment - gross" } } }, "localname": "PropertyPlantAndEquipmentGross", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentNet": { "auth_ref": [ "r189", "r404", "r435", "r444" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 1.0, "parentTag": "us-gaap_Assets", "weight": 1.0 }, "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details": { "order": null, "parentTag": null, "root": true, "weight": null } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.", "label": "Property, plant and equipment, net of accumulated depreciation", "totalLabel": "Property and Equipment - net" } } }, "localname": "PropertyPlantAndEquipmentNet", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_PropertyPlantAndEquipmentTypeDomain": { "auth_ref": [ "r187" ], "lang": { "en-us": { "role": { "documentation": "Listing of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.", "label": "Long-Lived Tangible Asset [Domain]" } } }, "localname": "PropertyPlantAndEquipmentTypeDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_ProvisionForDoubtfulAccounts": { "auth_ref": [ "r64", "r170" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 8.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of expense (reversal of expense) for expected credit loss on accounts receivable.", "label": "Provision on uncollectible accounts" } } }, "localname": "ProvisionForDoubtfulAccounts", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_ReceivablesBillingStatusDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Amounts due from customers (or dealers) within the next year (or operating cycle, if longer) for goods or services that have been delivered or used, but not yet paid.", "label": "Receivables Billing Status [Domain]" } } }, "localname": "ReceivablesBillingStatusDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "domainItemType" }, "us-gaap_RepaymentsOfLinesOfCredit": { "auth_ref": [ "r72", "r86" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 6.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.", "label": "us-gaap_RepaymentsOfLinesOfCredit", "negatedLabel": "Payments of debt on revolving lines" } } }, "localname": "RepaymentsOfLinesOfCredit", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_RepaymentsOfLongTermLinesOfCredit": { "auth_ref": [ "r72" ], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.", "label": "us-gaap_RepaymentsOfLongTermLinesOfCredit", "terseLabel": "Repayments of Long-term Lines of Credit" } } }, "localname": "RepaymentsOfLongTermLinesOfCredit", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_RepaymentsOfOtherDebt": { "auth_ref": [ "r72" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 3.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of cash outflow for the payment of debt classified as other.", "label": "us-gaap_RepaymentsOfOtherDebt", "negatedLabel": "Payments of other debt" } } }, "localname": "RepaymentsOfOtherDebt", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_RepaymentsOfSecuredDebt": { "auth_ref": [ "r72" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 7.0, "parentTag": "us-gaap_NetCashProvidedByUsedInFinancingActivities", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The cash outflow to repay long-term debt that is wholly or partially secured by collateral. Excludes repayments of tax exempt secured debt.", "label": "us-gaap_RepaymentsOfSecuredDebt", "negatedLabel": "Payments of debt on mortgage", "terseLabel": "Repayments of Secured Debt" } } }, "localname": "RepaymentsOfSecuredDebt", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_RestrictedCashCurrent": { "auth_ref": [ "r13", "r84" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 2.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 }, "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details": { "order": 1.0, "parentTag": "us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of cash restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits.", "label": "Restricted cash", "terseLabel": "Restricted Cash, Current" } } }, "localname": "RestrictedCashCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_RestrictedStockMember": { "auth_ref": [ "r121" ], "lang": { "en-us": { "role": { "documentation": "Stock including a provision that prohibits sale or substantive sale of an equity instrument for a specified period of time or until specified performance conditions are met.", "label": "Restricted Stock [Member]" } } }, "localname": "RestrictedStockMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stockbased-compensation-expense-details" ], "xbrltype": "domainItemType" }, "us-gaap_RetainedEarningsAccumulatedDeficit": { "auth_ref": [ "r26", "r247", "r404", "r442", "r464", "r468" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 3.0, "parentTag": "us-gaap_StockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.", "label": "Accumulated deficit" } } }, "localname": "RetainedEarningsAccumulatedDeficit", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_RetainedEarningsMember": { "auth_ref": [ "r0", "r91", "r92", "r93", "r97", "r105", "r107", "r166", "r316", "r317", "r318", "r327", "r328", "r352", "r461", "r463" ], "lang": { "en-us": { "role": { "documentation": "The cumulative amount of the reporting entity's undistributed earnings or deficit.", "label": "Retained Earnings [Member]" } } }, "localname": "RetainedEarningsMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "domainItemType" }, "us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax": { "auth_ref": [ "r135", "r136", "r141", "r145", "r146", "r152", "r153", "r156", "r262", "r263", "r415" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited": { "order": 1.0, "parentTag": "us-gaap_GrossProfit", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.", "label": "Sales by product", "terseLabel": "Net sales" } } }, "localname": "RevenueFromContractWithCustomerIncludingAssessedTax", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_RevenueFromContractWithCustomerTextBlock": { "auth_ref": [ "r254", "r255", "r256", "r257", "r258", "r259", "r260", "r261", "r266", "r271" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure of revenue from contract with customer to transfer good or service and to transfer nonfinancial asset. Includes, but is not limited to, disaggregation of revenue, credit loss recognized from contract with customer, judgment and change in judgment related to contract with customer, and asset recognized from cost incurred to obtain or fulfill contract with customer. Excludes insurance and lease contracts.", "label": "Revenue from Contract with Customer [Text Block]" } } }, "localname": "RevenueFromContractWithCustomerTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition" ], "xbrltype": "textBlockItemType" }, "us-gaap_RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability": { "auth_ref": [ "r393", "r398" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of increase in right-of-use asset obtained in exchange for operating lease liability.", "label": "Operating leases liabilities" } } }, "localname": "RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-cash-flow-information-related-to-leases-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_SalesRevenueNetMember": { "auth_ref": [ "r129", "r156" ], "lang": { "en-us": { "role": { "documentation": "Revenue from sale of product and rendering of service and other sources of income, when it serves as benchmark in concentration of risk calculation.", "label": "Revenue Benchmark [Member]" } } }, "localname": "SalesRevenueNetMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_ScheduleOfAssumptionsForLongDurationContractsByProductAndGuaranteeTextBlock": { "auth_ref": [ "r436", "r451", "r453", "r454", "r456", "r469" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of the underlying assumptions and percentages or rates used in determining the fair value of guarantee obligations for each type of long-duration contract.", "label": "Schedule of Assumptions for Long-Duration Contracts by Product and Guarantee [Table Text Block]" } } }, "localname": "ScheduleOfAssumptionsForLongDurationContractsByProductAndGuaranteeTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-tables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock": { "auth_ref": [ "r120" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.", "label": "Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]" } } }, "localname": "ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-tables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock": { "auth_ref": [ "r309" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of allocation of amount expensed and capitalized for award under share-based payment arrangement to statement of income or comprehensive income and statement of financial position. Includes, but is not limited to, corresponding line item in financial statement.", "label": "Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]" } } }, "localname": "ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-tables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfGoodwillTextBlock": { "auth_ref": [ "r173", "r174", "r175", "r176", "r177", "r178", "r179", "r180", "r181", "r182", "r183", "r184" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule.", "label": "Schedule of Goodwill [Table Text Block]" } } }, "localname": "ScheduleOfGoodwillTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-tables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfRestrictedCashAndCashEquivalentsTextBlock": { "auth_ref": [ "r84", "r420", "r440" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure of cash and cash equivalents restricted as to withdrawal or usage.", "label": "Restrictions on Cash and Cash Equivalents [Table Text Block]" } } }, "localname": "ScheduleOfRestrictedCashAndCashEquivalentsTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-tables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock": { "auth_ref": [ "r282", "r298", "r301" ], "lang": { "en-us": { "role": { "documentation": "Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.", "label": "Share-Based Payment Arrangement, Option, Activity [Table Text Block]" } } }, "localname": "ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-tables" ], "xbrltype": "textBlockItemType" }, "us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year.", "label": "Share-Based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]" } } }, "localname": "ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-tables" ], "xbrltype": "textBlockItemType" }, "us-gaap_SegmentReportingDisclosureTextBlock": { "auth_ref": [ "r131", "r133", "r134", "r139", "r140", "r144", "r148", "r149", "r150", "r151", "r152", "r155", "r156", "r157" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for reporting segments including data and tables. Reportable segments include those that meet any of the following quantitative thresholds a) it's reported revenue, including sales to external customers and intersegment sales or transfers is 10 percent or more of the combined revenue, internal and external, of all operating segments b) the absolute amount of its reported profit or loss is 10 percent or more of the greater, in absolute amount of 1) the combined reported profit of all operating segments that did not report a loss or 2) the combined reported loss of all operating segments that did report a loss c) its assets are 10 percent or more of the combined assets of all operating segments.", "label": "Segment Reporting Disclosure [Text Block]" } } }, "localname": "SegmentReportingDisclosureTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting" ], "xbrltype": "textBlockItemType" }, "us-gaap_SellingExpense": { "auth_ref": [ "r67" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited": { "order": 0.0, "parentTag": "us-gaap_OperatingExpenses", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Expenses recognized in the period that are directly related to the selling and distribution of products or services.", "label": "Selling expenses" } } }, "localname": "SellingExpense", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensation": { "auth_ref": [ "r77" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited": { "order": 11.0, "parentTag": "us-gaap_NetCashProvidedByUsedInOperatingActivities", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of noncash expense for share-based payment arrangement.", "label": "us-gaap_ShareBasedCompensation", "terseLabel": "Stock-based compensation expense" } } }, "localname": "ShareBasedCompensation", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue": { "auth_ref": [ "r292", "r293" ], "lang": { "en-us": { "role": { "documentation": "Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.", "label": "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue", "periodEndLabel": "Outstanding, weighted average grant price (in dollars per share)", "periodStartLabel": "Outstanding, weighted average grant price (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber": { "auth_ref": [ "r283", "r285" ], "lang": { "en-us": { "role": { "documentation": "Number of equity instruments other than options outstanding, including both vested and non-vested instruments.", "label": "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber", "periodEndLabel": "Outstanding (in shares)", "periodStartLabel": "Outstanding (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber": { "auth_ref": [ "r286" ], "lang": { "en-us": { "role": { "documentation": "The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.", "label": "Options exercisable (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice": { "auth_ref": [ "r286" ], "lang": { "en-us": { "role": { "documentation": "The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.", "label": "Options exercisable, weighted average exercise price (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue": { "auth_ref": [ "r300" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.", "label": "Exercised, aggregate intrinsic value" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod": { "auth_ref": [ "r287" ], "lang": { "en-us": { "role": { "documentation": "For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.", "label": "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod", "negatedLabel": "Expired or forfeited (in shares)", "terseLabel": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Total (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice": { "auth_ref": [ "r287" ], "lang": { "en-us": { "role": { "documentation": "Weighted average price of options that were either forfeited or expired.", "label": "Expired or forfeited, weighted average exercise price (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "perShareItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross": { "auth_ref": [ "r288" ], "lang": { "en-us": { "role": { "documentation": "Gross number of share options (or share units) granted during the period.", "label": "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross", "terseLabel": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue": { "auth_ref": [ "r315" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.", "label": "Outstanding at beginning of period, aggregate intrinsic value" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber": { "auth_ref": [ "r302" ], "lang": { "en-us": { "role": { "documentation": "Number of fully vested and expected to vest options outstanding that can be converted into shares under option plan. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.", "label": "us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber", "periodEndLabel": "Outstanding (in shares)", "periodStartLabel": "Outstanding (in shares)" } } }, "localname": "ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "sharesItemType" }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain": { "auth_ref": [ "r279", "r280", "r281", "r283", "r285", "r286", "r287", "r288", "r289", "r290", "r291", "r292", "r293", "r294", "r295", "r296", "r297", "r299", "r300", "r302", "r303", "r304", "r305", "r306", "r307", "r308" ], "lang": { "en-us": { "role": { "documentation": "Award under share-based payment arrangement.", "label": "Award Type [Domain]" } } }, "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stockbased-compensation-expense-details" ], "xbrltype": "domainItemType" }, "us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice": { "auth_ref": [ "r289" ], "lang": { "en-us": { "role": { "documentation": "Weighted average price at which option holders acquired shares when converting their stock options into shares.", "label": "Exercised, weighted average exercise price (in dollars per share)" } } }, "localname": "ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "perShareItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding": { "auth_ref": [], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Intrinsic value of outstanding award under share-based payment arrangement. Excludes share and unit options.", "label": "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding", "periodEndLabel": "Outstanding, aggregate intrinsic value", "periodStartLabel": "Outstanding, aggregate intrinsic value" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1": { "auth_ref": [ "r315" ], "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.", "label": "Options exercisable, aggregate intrinsic value" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1": { "auth_ref": [ "r315" ], "lang": { "en-us": { "role": { "documentation": "Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.", "label": "Options exercisable, weighted average remaining contractual term (Year)" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "durationItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Number of non-vested options outstanding.", "label": "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares", "terseLabel": "Share-based Compensation Arrangement by Share-based Payment Award, Options, Nonvested, Number of Shares, Ending Balance (in shares)" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual" ], "xbrltype": "sharesItemType" }, "us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1": { "auth_ref": [ "r302" ], "lang": { "en-us": { "role": { "documentation": "Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.", "label": "Outstanding weighted average remaining contractual term (Year)" } } }, "localname": "SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageRemainingContractualTerm1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "durationItemType" }, "us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1": { "auth_ref": [ "r284" ], "lang": { "en-us": { "role": { "documentation": "The weighted average price as of the balance sheet date at which grantees could acquire the underlying shares with respect to all outstanding stock options which are in the customized range of exercise prices.", "label": "us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1", "periodEndLabel": "Outstanding, weighted average exercise price (in dollars per share)", "periodStartLabel": "Outstanding, weighted average exercise price (in dollars per share)" } } }, "localname": "SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageExercisePriceBeginningBalance1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "perShareItemType" }, "us-gaap_SharesOutstanding": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Number of shares issued which are neither cancelled nor held in the treasury.", "label": "us-gaap_SharesOutstanding", "periodEndLabel": "Balance (in shares)", "periodStartLabel": "Balance (in shares)" } } }, "localname": "SharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "sharesItemType" }, "us-gaap_ShortTermLeaseCost": { "auth_ref": [ "r390", "r398" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details": { "order": 4.0, "parentTag": "us-gaap_LeaseCost", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount of short-term lease cost, excluding expense for lease with term of one month or less.", "label": "Short-term lease costs (1)" } } }, "localname": "ShortTermLeaseCost", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_StatementEquityComponentsAxis": { "auth_ref": [ "r0", "r45", "r57", "r58", "r59", "r91", "r92", "r93", "r97", "r105", "r107", "r127", "r166", "r246", "r247", "r316", "r317", "r318", "r327", "r328", "r352", "r367", "r368", "r369", "r370", "r371", "r372", "r400", "r461", "r462", "r463" ], "lang": { "en-us": { "role": { "documentation": "Information by component of equity.", "label": "Equity Components [Axis]" } } }, "localname": "StatementEquityComponentsAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_StatementLineItems": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.", "label": "Statement [Line Items]" } } }, "localname": "StatementLineItems", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited-parentheticals", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-1-basis-of-presentation", "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-cash-flow-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-tables", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-weightedaverage-lease-terms-and-discount-rates-details", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-tables", "http://investors.permapipe.com/20220430/role/statement-note-12-fair-value-", "http://investors.permapipe.com/20220430/role/statement-note-13-recent-accounting-pronouncements-", "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock", "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events", "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting", "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-tables", "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes", "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-goodwill-details", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-tables", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stockbased-compensation-expense-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-tables", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-tables", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual", "http://investors.permapipe.com/20220430/role/statement-significant-accounting-policies-policies" ], "xbrltype": "stringItemType" }, "us-gaap_StatementOfCashFlowsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Statement of Cash Flows [Abstract]" } } }, "localname": "StatementOfCashFlowsAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "xbrltype": "stringItemType" }, "us-gaap_StatementOfFinancialPositionAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Statement of Financial Position [Abstract]" } } }, "localname": "StatementOfFinancialPositionAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "xbrltype": "stringItemType" }, "us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Statement of Comprehensive Income [Abstract]" } } }, "localname": "StatementOfIncomeAndComprehensiveIncomeAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "xbrltype": "stringItemType" }, "us-gaap_StatementOfStockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Statement of Stockholders' Equity [Abstract]" } } }, "localname": "StatementOfStockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "xbrltype": "stringItemType" }, "us-gaap_StatementTable": { "auth_ref": [ "r91", "r92", "r93", "r127", "r415" ], "lang": { "en-us": { "role": { "documentation": "Schedule reflecting a Statement of Income, Statement of Cash Flows, Statement of Financial Position, Statement of Shareholders' Equity and Other Comprehensive Income, or other statement as needed.", "label": "Statement [Table]" } } }, "localname": "StatementTable", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited-parentheticals", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-comprehensive-loss-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-1-basis-of-presentation", "http://investors.permapipe.com/20220430/role/statement-note-10-leases", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-maturities-of-lease-liabilities-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-balance-sheet-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-supplemental-cash-flow-information-related-to-leases-details", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-tables", "http://investors.permapipe.com/20220430/role/statement-note-10-leases-weightedaverage-lease-terms-and-discount-rates-details", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-summary-of-cash-cash-equivalents-and-restricted-cash-details", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-tables", "http://investors.permapipe.com/20220430/role/statement-note-12-fair-value-", "http://investors.permapipe.com/20220430/role/statement-note-13-recent-accounting-pronouncements-", "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock", "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events", "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting", "http://investors.permapipe.com/20220430/role/statement-note-2-business-segment-reporting-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable", "http://investors.permapipe.com/20220430/role/statement-note-3-accounts-receivable-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-reconciliation-of-the-cost-in-excess-of-billings-details", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-tables", "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes", "http://investors.permapipe.com/20220430/role/statement-note-5-income-taxes-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-goodwill-details", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-tables", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-details-textual", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-restricted-stock-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stockbased-compensation-expense-details", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-tables", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-tables", "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual", "http://investors.permapipe.com/20220430/role/statement-significant-accounting-policies-policies" ], "xbrltype": "stringItemType" }, "us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation": { "auth_ref": [ "r23", "r24", "r246", "r247" ], "lang": { "en-us": { "role": { "documentation": "Number, after forfeiture, of shares or units issued under share-based payment arrangement. Excludes shares or units issued under employee stock ownership plan (ESOP).", "label": "Shares issued, net of shares used for tax withholding (in shares)" } } }, "localname": "StockIssuedDuringPeriodSharesShareBasedCompensation", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "sharesItemType" }, "us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised": { "auth_ref": [ "r23", "r24", "r246", "r247", "r289" ], "lang": { "en-us": { "role": { "documentation": "Number of share options (or share units) exercised during the current period.", "label": "us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised", "negatedLabel": "Exercised (in shares)" } } }, "localname": "StockIssuedDuringPeriodSharesStockOptionsExercised", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-stock-option-activity-details" ], "xbrltype": "sharesItemType" }, "us-gaap_StockRepurchaseProgramAuthorizedAmount1": { "auth_ref": [], "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of stock repurchase plan authorized.", "label": "us-gaap_StockRepurchaseProgramAuthorizedAmount1", "terseLabel": "Stock Repurchase Program, Authorized Amount" } } }, "localname": "StockRepurchaseProgramAuthorizedAmount1", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockholdersEquity": { "auth_ref": [ "r24", "r28", "r29", "r87", "r161", "r165", "r362", "r404" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 2.0, "parentTag": "us-gaap_LiabilitiesAndStockholdersEquity", "weight": 1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.", "label": "us-gaap_StockholdersEquity", "periodEndLabel": "Stockholder's equity", "periodStartLabel": "Stockholder's equity", "totalLabel": "Total stockholders' equity" } } }, "localname": "StockholdersEquity", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_StockholdersEquityAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Stockholders' equity" } } }, "localname": "StockholdersEquityAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_StockholdersEquityPolicyTextBlock": { "auth_ref": [ "r244" ], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for its capital stock transactions, including dividends and accumulated other comprehensive income.", "label": "Stockholders' Equity, Policy [Policy Text Block]" } } }, "localname": "StockholdersEquityPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-significant-accounting-policies-policies" ], "xbrltype": "textBlockItemType" }, "us-gaap_SubleaseIncome": { "auth_ref": [ "r391", "r398" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details": { "order": 3.0, "parentTag": "us-gaap_LeaseCost", "weight": -1.0 } }, "crdr": "credit", "lang": { "en-us": { "role": { "documentation": "Amount of sublease income excluding finance and operating lease expense.", "label": "us-gaap_SubleaseIncome", "negatedLabel": "Sub-lease income" } } }, "localname": "SubleaseIncome", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-lease-costs-details" ], "xbrltype": "monetaryItemType" }, "us-gaap_SubsequentEventMember": { "auth_ref": [ "r373", "r406" ], "lang": { "en-us": { "role": { "documentation": "Identifies event that occurred after the balance sheet date but before financial statements are issued or available to be issued.", "label": "Subsequent Event [Member]" } } }, "localname": "SubsequentEventMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events", "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_SubsequentEventTypeAxis": { "auth_ref": [ "r373", "r406" ], "lang": { "en-us": { "role": { "documentation": "Information by event that occurred after the balance sheet date but before financial statements are issued or available to be issued.", "label": "Subsequent Event Type [Axis]" } } }, "localname": "SubsequentEventTypeAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events", "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events-details-textual" ], "xbrltype": "stringItemType" }, "us-gaap_SubsequentEventTypeDomain": { "auth_ref": [ "r373", "r406" ], "lang": { "en-us": { "role": { "documentation": "Event that occurred after the balance sheet date but before financial statements are issued or available to be issued.", "label": "Subsequent Event Type [Domain]" } } }, "localname": "SubsequentEventTypeDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events", "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_SubsequentEventsPolicyPolicyTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Disclosure of accounting policy for reporting subsequent events.", "label": "Subsequent Events, Policy [Policy Text Block]" } } }, "localname": "SubsequentEventsPolicyPolicyTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-significant-accounting-policies-policies" ], "xbrltype": "textBlockItemType" }, "us-gaap_SubsequentEventsTextBlock": { "auth_ref": [ "r405", "r407" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business.", "label": "Subsequent Events [Text Block]" } } }, "localname": "SubsequentEventsTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-15-subsequent-events" ], "xbrltype": "textBlockItemType" }, "us-gaap_SupplementalCashFlowInformationAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Supplemental cash flow information" } } }, "localname": "SupplementalCashFlowInformationAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "stringItemType" }, "us-gaap_TableTextBlock": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "us-gaap_TableTextBlock", "terseLabel": "Notes Tables" } } }, "localname": "TableTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-10-leases-tables", "http://investors.permapipe.com/20220430/role/statement-note-11-restricted-cash-tables", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-tables", "http://investors.permapipe.com/20220430/role/statement-note-6-impairment-of-longlived-assets-tables", "http://investors.permapipe.com/20220430/role/statement-note-7-stockbased-compensation-tables", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-tables" ], "xbrltype": "stringItemType" }, "us-gaap_TimingOfTransferOfGoodOrServiceAxis": { "auth_ref": [ "r263", "r270" ], "lang": { "en-us": { "role": { "documentation": "Information by timing of transfer of good or service to customer.", "label": "Timing of Transfer of Good or Service [Axis]" } } }, "localname": "TimingOfTransferOfGoodOrServiceAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details" ], "xbrltype": "stringItemType" }, "us-gaap_TimingOfTransferOfGoodOrServiceDomain": { "auth_ref": [ "r263", "r270" ], "lang": { "en-us": { "role": { "documentation": "Timing of transfer of good or service to customer. Includes, but is not limited to, at point in time or over time.", "label": "Timing of Transfer of Good or Service [Domain]" } } }, "localname": "TimingOfTransferOfGoodOrServiceDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details" ], "xbrltype": "domainItemType" }, "us-gaap_TransferredAtPointInTimeMember": { "auth_ref": [ "r270" ], "lang": { "en-us": { "role": { "documentation": "Contract with customer in which good or service is transferred at point in time.", "label": "Transferred at Point in Time [Member]" } } }, "localname": "TransferredAtPointInTimeMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-revenues-by-revenue-class-details" ], "xbrltype": "domainItemType" }, "us-gaap_TreasuryStockMember": { "auth_ref": [ "r44", "r248" ], "lang": { "en-us": { "role": { "documentation": "Shares of an entity that have been repurchased by the entity. This stock has no voting rights and receives no dividends. Note that treasury stock may be recorded at its total cost or separately as par (or stated) value and additional paid in capital. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer.", "label": "Treasury Stock [Member]" } } }, "localname": "TreasuryStockMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited" ], "xbrltype": "domainItemType" }, "us-gaap_TreasuryStockShares": { "auth_ref": [ "r44", "r248" ], "lang": { "en-us": { "role": { "documentation": "Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.", "label": "Treasury stock (in shares)" } } }, "localname": "TreasuryStockShares", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited-parentheticals" ], "xbrltype": "sharesItemType" }, "us-gaap_TreasuryStockSharesAcquired": { "auth_ref": [ "r24", "r246", "r247" ], "lang": { "en-us": { "role": { "documentation": "Number of shares that have been repurchased during the period and are being held in treasury.", "label": "us-gaap_TreasuryStockSharesAcquired", "negatedLabel": "Treasury stock purchased (in shares)", "terseLabel": "Treasury Stock, Shares, Acquired (in shares)" } } }, "localname": "TreasuryStockSharesAcquired", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-stockholders-equity-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock-details-textual" ], "xbrltype": "sharesItemType" }, "us-gaap_TreasuryStockTextBlock": { "auth_ref": [ "r250" ], "lang": { "en-us": { "role": { "documentation": "The entire disclosure for treasury stock, including, but not limited to, average cost per share, description of share repurchase program, shares repurchased, shares held for each class of treasury stock.", "label": "Treasury Stock [Text Block]" } } }, "localname": "TreasuryStockTextBlock", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-14-treasury-stock" ], "xbrltype": "textBlockItemType" }, "us-gaap_TreasuryStockValue": { "auth_ref": [ "r44", "r248", "r249" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 0.0, "parentTag": "us-gaap_StockholdersEquity", "weight": -1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury.", "label": "us-gaap_TreasuryStockValue", "negatedLabel": "Treasury Stock, 234 shares at April 30, 2022 and January 31, 2022" } } }, "localname": "TreasuryStockValue", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited" ], "xbrltype": "monetaryItemType" }, "us-gaap_UnbilledReceivablesCurrent": { "auth_ref": [], "calculation": { "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited": { "order": 5.0, "parentTag": "us-gaap_AssetsCurrent", "weight": 1.0 } }, "crdr": "debit", "lang": { "en-us": { "role": { "documentation": "Amount received for services rendered and products shipped, but not yet billed, for non-contractual agreements due within one year or the normal operating cycle, if longer.", "label": "Unbilled accounts receivable", "terseLabel": "Unbilled Receivables, Current" } } }, "localname": "UnbilledReceivablesCurrent", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-balance-sheets-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-4-revenue-recognition-details-textual" ], "xbrltype": "monetaryItemType" }, "us-gaap_UnbilledRevenuesMember": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Unbilled amounts due for services rendered or products shipped. This element is distinct from unbilled contracts receivables because this is based on noncontract transactions.", "label": "Unbilled Revenues [Member]" } } }, "localname": "UnbilledRevenuesMember", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-cash-flows-unaudited" ], "xbrltype": "domainItemType" }, "us-gaap_VariableRateAxis": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Information by type of variable rate.", "label": "Variable Rate [Axis]" } } }, "localname": "VariableRateAxis", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "stringItemType" }, "us-gaap_VariableRateDomain": { "auth_ref": [], "lang": { "en-us": { "role": { "documentation": "Interest rate that fluctuates over time as a result of an underlying benchmark interest rate or index.", "label": "Variable Rate [Domain]" } } }, "localname": "VariableRateDomain", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-9-debt", "http://investors.permapipe.com/20220430/role/statement-note-9-debt-details-textual" ], "xbrltype": "domainItemType" }, "us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment": { "auth_ref": [ "r120" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details": { "order": 1.0, "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding", "weight": 1.0 } }, "lang": { "en-us": { "role": { "documentation": "The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.", "label": "Dilutive effect of equity compensation plans (in shares)" } } }, "localname": "WeightedAverageNumberDilutedSharesOutstandingAdjustment", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details" ], "xbrltype": "sharesItemType" }, "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding": { "auth_ref": [ "r112", "r120" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details": { "order": null, "parentTag": null, "root": true, "weight": null } }, "lang": { "en-us": { "role": { "documentation": "The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.", "label": "Diluted (in shares)", "totalLabel": "Weighted average common shares outstanding assuming full dilution (in shares)" } } }, "localname": "WeightedAverageNumberOfDilutedSharesOutstanding", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details" ], "xbrltype": "sharesItemType" }, "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic": { "auth_ref": [ "r111", "r120" ], "calculation": { "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details": { "order": 0.0, "parentTag": "us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding", "weight": 1.0 } }, "lang": { "en-us": { "role": { "documentation": "Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.", "label": "us-gaap_WeightedAverageNumberOfSharesOutstandingBasic", "terseLabel": "Basic (in shares)" } } }, "localname": "WeightedAverageNumberOfSharesOutstandingBasic", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited", "http://investors.permapipe.com/20220430/role/statement-note-8-earnings-loss-per-share-summary-of-earnings-per-share-details" ], "xbrltype": "sharesItemType" }, "us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract": { "auth_ref": [], "lang": { "en-us": { "role": { "label": "Weighted average common shares outstanding" } } }, "localname": "WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract", "nsuri": "http://fasb.org/us-gaap/2022", "presentation": [ "http://investors.permapipe.com/20220430/role/statement-consolidated-statements-of-operations-unaudited" ], "xbrltype": "stringItemType" } }, "unitCount": 9 } }, "std_ref": { "r0": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "105", "URI": "https://asc.fasb.org/extlink&oid=126987489&loc=SL124442142-165695" }, "r1": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(f)", "Topic": "105", "URI": "https://asc.fasb.org/extlink&oid=126987489&loc=SL124442142-165695" }, "r10": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 201.5-02(24))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r100": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22694-107794" }, "r101": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22694-107794" }, "r102": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22583-107794" }, "r103": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22595-107794" }, "r104": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794" }, "r105": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22644-107794" }, "r106": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22658-107794" }, "r107": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22663-107794" }, "r108": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 11.M.Q2)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=122038215&loc=d3e31137-122693" }, "r109": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=122038215&loc=SL108384541-122693" }, "r11": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 201.5-02(25))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r110": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "250", "URI": "https://asc.fasb.org/topic&trid=2122394" }, "r111": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1448-109256" }, "r112": { "Name": "Accounting Standards Codification", "Paragraph": "16", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1505-109256" }, "r113": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1252-109256" }, "r114": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1707-109256" }, "r115": { "Name": "Accounting Standards Codification", "Paragraph": "23", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1757-109256" }, "r116": { "Name": "Accounting Standards Codification", "Paragraph": "28A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1500-109256" }, "r117": { "Name": "Accounting Standards Codification", "Paragraph": "60B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=SL5780133-109256" }, "r118": { "Name": "Accounting Standards Codification", "Paragraph": "60B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=SL5780133-109256" }, "r119": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=126958026&loc=d3e1337-109256" }, "r12": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 201.5-02(26))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r120": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257" }, "r121": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257" }, "r122": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=124432515&loc=d3e3630-109257" }, "r123": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=109243012&loc=SL65017193-207537" }, "r124": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=128363288&loc=d3e3842-109258" }, "r125": { "Name": "Accounting Standards Codification", "Paragraph": "52", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "260", "URI": "https://asc.fasb.org/extlink&oid=128363288&loc=d3e4984-109258" }, "r126": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "260", "URI": "https://asc.fasb.org/topic&trid=2144383" }, "r127": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "272", "URI": "https://asc.fasb.org/extlink&oid=125520817&loc=d3e70191-108054" }, "r128": { "Name": "Accounting Standards Codification", "Paragraph": "18", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "275", "URI": "https://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592" }, "r129": { "Name": "Accounting Standards Codification", "Paragraph": "18", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "275", "URI": "https://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592" }, "r13": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(1))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r130": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "275", "URI": "https://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592" }, "r131": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8657-108599" }, "r132": { "Name": "Accounting Standards Codification", "Paragraph": "18", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8672-108599" }, "r133": { "Name": "Accounting Standards Codification", "Paragraph": "21", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8721-108599" }, "r134": { "Name": "Accounting Standards Codification", "Paragraph": "21", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8721-108599" }, "r135": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599" }, "r136": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599" }, "r137": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599" }, "r138": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599" }, "r139": { "Name": "Accounting Standards Codification", "Paragraph": "22", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8736-108599" }, "r14": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(13))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r140": { "Name": "Accounting Standards Codification", "Paragraph": "26", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8844-108599" }, "r141": { "Name": "Accounting Standards Codification", "Paragraph": "30", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599" }, "r142": { "Name": "Accounting Standards Codification", "Paragraph": "30", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599" }, "r143": { "Name": "Accounting Standards Codification", "Paragraph": "30", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8906-108599" }, "r144": { "Name": "Accounting Standards Codification", "Paragraph": "31", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8924-108599" }, "r145": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599" }, "r146": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599" }, "r147": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599" }, "r148": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599" }, "r149": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599" }, "r15": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(14))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r150": { "Name": "Accounting Standards Codification", "Paragraph": "32", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8933-108599" }, "r151": { "Name": "Accounting Standards Codification", "Paragraph": "34", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e8981-108599" }, "r152": { "Name": "Accounting Standards Codification", "Paragraph": "40", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e9031-108599" }, "r153": { "Name": "Accounting Standards Codification", "Paragraph": "41", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e9038-108599" }, "r154": { "Name": "Accounting Standards Codification", "Paragraph": "41", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e9038-108599" }, "r155": { "Name": "Accounting Standards Codification", "Paragraph": "41", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e9038-108599" }, "r156": { "Name": "Accounting Standards Codification", "Paragraph": "42", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "280", "URI": "https://asc.fasb.org/extlink&oid=126901519&loc=d3e9054-108599" }, "r157": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "280", "URI": "https://asc.fasb.org/topic&trid=2134510" }, "r158": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "310", "URI": "https://asc.fasb.org/extlink&oid=124259787&loc=d3e4428-111522" }, "r159": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "310", "URI": "https://asc.fasb.org/extlink&oid=124259787&loc=d3e4531-111522" }, "r16": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(15))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r160": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "310", "URI": "https://asc.fasb.org/extlink&oid=123577603&loc=d3e5074-111524" }, "r161": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 4.E)", "Topic": "310", "URI": "https://asc.fasb.org/extlink&oid=122038336&loc=d3e74512-122707" }, "r162": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "10", "Topic": "310", "URI": "https://asc.fasb.org/subtopic&trid=2196772" }, "r163": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "20", "Subparagraph": "(d)(1)", "Topic": "310", "URI": "https://asc.fasb.org/extlink&oid=126986314&loc=SL124402458-218513" }, "r164": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "20", "Subparagraph": "(d)(2)", "Topic": "310", "URI": "https://asc.fasb.org/extlink&oid=126986314&loc=SL124402458-218513" }, "r165": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "323", "URI": "https://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571" }, "r166": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "326", "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437" }, "r167": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)(1)", "Topic": "326", "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437" }, "r168": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)(2)", "Topic": "326", "URI": "https://asc.fasb.org/extlink&oid=122640432&loc=SL121648383-210437" }, "r169": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Topic": "326", "URI": "https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446" }, "r17": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(17))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r170": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "326", "URI": "https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447" }, "r171": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=99380562&loc=d3e13770-109266" }, "r172": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=99380562&loc=d3e13777-109266" }, "r173": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267" }, "r174": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267" }, "r175": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267" }, "r176": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267" }, "r177": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(e)", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267" }, "r178": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(f)", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267" }, "r179": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(g)", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267" }, "r18": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(18))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r180": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(h)", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267" }, "r181": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267" }, "r182": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=SL108378252-109267" }, "r183": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267" }, "r184": { "Name": "Accounting Standards Codification", "Paragraph": "24", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "350", "URI": "https://asc.fasb.org/extlink&oid=122137925&loc=d3e14258-109268" }, "r185": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "360", "URI": "https://asc.fasb.org/extlink&oid=126905981&loc=d3e2420-110228" }, "r186": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "360", "URI": "https://asc.fasb.org/extlink&oid=126905981&loc=d3e2443-110228" }, "r187": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "360", "URI": "https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229" }, "r188": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "360", "URI": "https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229" }, "r189": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "360", "URI": "https://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229" }, "r19": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(19))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r190": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "360", "URI": "https://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230" }, "r191": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "360", "URI": "https://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230" }, "r192": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "360", "URI": "https://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230" }, "r193": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(c)", "Topic": "410", "URI": "https://asc.fasb.org/extlink&oid=6393242&loc=d3e13237-110859" }, "r194": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "420", "URI": "https://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869" }, "r195": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "450", "URI": "https://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349" }, "r196": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "450", "URI": "https://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349" }, "r197": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "20", "Subparagraph": "(SAB Topic 5.Y.Q2)", "Topic": "450", "URI": "https://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751" }, "r198": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "20", "Subparagraph": "(SAB Topic 5.Y.Q4)", "Topic": "450", "URI": "https://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751" }, "r199": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123465755&loc=SL6230698-112601" }, "r2": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "205", "URI": "https://asc.fasb.org/extlink&oid=124429488&loc=d3e326-107755" }, "r20": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(20))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r200": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-01(a)(4)(i))", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756" }, "r201": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-01(a)(4)(ii))", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756" }, "r202": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-01(a)(4)(iii)(A))", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756" }, "r203": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-01(a)(4)(iii))", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756" }, "r204": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-01(a)(4)(iv))", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756" }, "r205": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-01(a)(5))", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442526-122756" }, "r206": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-02(a)(4)(i))", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756" }, "r207": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-02(a)(4)(iii)(A))", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756" }, "r208": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-02(a)(4)(iii)(B))", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756" }, "r209": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-02(a)(4)(iv))", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756" }, "r21": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(22))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r210": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.13-02(a)(5))", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=126975872&loc=SL124442552-122756" }, "r211": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r212": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r213": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r214": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r215": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(e)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r216": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(f)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r217": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(g)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r218": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(h)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r219": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(i)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r22": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(23))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r220": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611" }, "r221": { "Name": "Accounting Standards Codification", "Paragraph": "1C", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495334-112611" }, "r222": { "Name": "Accounting Standards Codification", "Paragraph": "1C", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495334-112611" }, "r223": { "Name": "Accounting Standards Codification", "Paragraph": "1C", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495334-112611" }, "r224": { "Name": "Accounting Standards Codification", "Paragraph": "1D", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611" }, "r225": { "Name": "Accounting Standards Codification", "Paragraph": "1D", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611" }, "r226": { "Name": "Accounting Standards Codification", "Paragraph": "1D", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611" }, "r227": { "Name": "Accounting Standards Codification", "Paragraph": "1E", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611" }, "r228": { "Name": "Accounting Standards Codification", "Paragraph": "1E", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611" }, "r229": { "Name": "Accounting Standards Codification", "Paragraph": "1E", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611" }, "r23": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(28))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r230": { "Name": "Accounting Standards Codification", "Paragraph": "1E", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495348-112611" }, "r231": { "Name": "Accounting Standards Codification", "Paragraph": "1F", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611" }, "r232": { "Name": "Accounting Standards Codification", "Paragraph": "1F", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611" }, "r233": { "Name": "Accounting Standards Codification", "Paragraph": "1F", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(1)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611" }, "r234": { "Name": "Accounting Standards Codification", "Paragraph": "1F", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(2)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611" }, "r235": { "Name": "Accounting Standards Codification", "Paragraph": "1I", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495371-112611" }, "r236": { "Name": "Accounting Standards Codification", "Paragraph": "1I", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495371-112611" }, "r237": { "Name": "Accounting Standards Codification", "Paragraph": "1I", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466505&loc=SL123495371-112611" }, "r238": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466204&loc=SL6036836-161870" }, "r239": { "Name": "Accounting Standards Codification", "Paragraph": "69B", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612" }, "r24": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(29))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r240": { "Name": "Accounting Standards Codification", "Paragraph": "69C", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612" }, "r241": { "Name": "Accounting Standards Codification", "Paragraph": "69E", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466577&loc=SL123495743-112612" }, "r242": { "Name": "Accounting Standards Codification", "Paragraph": "69F", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "470", "URI": "https://asc.fasb.org/extlink&oid=123466577&loc=SL123495745-112612" }, "r243": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "470", "URI": "https://asc.fasb.org/topic&trid=2208564" }, "r244": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=d3e21459-112644" }, "r245": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "505", "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644" }, "r246": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "505", "URI": "https://asc.fasb.org/extlink&oid=126973232&loc=d3e21463-112644" }, "r247": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.3-04)", "Topic": "505", "URI": "https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770" }, "r248": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "505", "URI": "https://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655" }, "r249": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "505", "URI": "https://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656" }, "r25": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30)(a)(1))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r250": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "SubTopic": "30", "Topic": "505", "URI": "https://asc.fasb.org/subtopic&trid=2208821" }, "r251": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126919976&loc=SL49130531-203044" }, "r252": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126919976&loc=SL49130532-203044" }, "r253": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126919976&loc=SL49130533-203044" }, "r254": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130551-203045" }, "r255": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045" }, "r256": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045" }, "r257": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045" }, "r258": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045" }, "r259": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130554-203045" }, "r26": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30)(a)(3))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r260": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(2)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130556-203045" }, "r261": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130558-203045" }, "r262": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130543-203045" }, "r263": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130545-203045" }, "r264": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130549-203045" }, "r265": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130549-203045" }, "r266": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920106&loc=SL49130550-203045" }, "r267": { "Name": "Accounting Standards Codification", "Paragraph": "91", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920602&loc=SL49130690-203046-203046" }, "r268": { "Name": "Accounting Standards Codification", "Paragraph": "91", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920602&loc=SL49130690-203046-203046" }, "r269": { "Name": "Accounting Standards Codification", "Paragraph": "91", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920602&loc=SL49130690-203046-203046" }, "r27": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30)(a)(4))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r270": { "Name": "Accounting Standards Codification", "Paragraph": "91", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Subparagraph": "(f)", "Topic": "606", "URI": "https://asc.fasb.org/extlink&oid=126920602&loc=SL49130690-203046-203046" }, "r271": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "606", "URI": "https://asc.fasb.org/topic&trid=49130388" }, "r272": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(d)(i)", "Topic": "715", "URI": "https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920" }, "r273": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(a)", "Topic": "715", "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450702-114947" }, "r274": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(d)", "Topic": "715", "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450657-114947" }, "r275": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(a)", "Topic": "715", "URI": "https://asc.fasb.org/extlink&oid=65877416&loc=SL14450673-114947" }, "r276": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "55", "SubTopic": "80", "Topic": "715", "URI": "https://asc.fasb.org/extlink&oid=35742348&loc=SL14450788-114948" }, "r277": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=126962052&loc=d3e4991-113900" }, "r278": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r279": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(1)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r28": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(30))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r280": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(2)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r281": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)(3)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r282": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r283": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(i)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r284": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(i)-(ii)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r285": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(ii)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r286": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iii)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r287": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iv)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r288": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iv)(01)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r289": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iv)(02)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r29": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(31))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r290": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iv)(03)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r291": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)(iv)(04)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r292": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(i)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r293": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(ii)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r294": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(iii)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r295": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(iii)(01)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r296": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(iii)(02)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r297": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(2)(iii)(03)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r298": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r299": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)(1)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r3": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "205", "URI": "https://asc.fasb.org/extlink&oid=109222650&loc=SL51721683-107760" }, "r30": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(32))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r300": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)(2)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r301": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r302": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)(1)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r303": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(e)(2)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r304": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)(i)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r305": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)(ii)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r306": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)(iii)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r307": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)(iv)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r308": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)(2)(v)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r309": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)(1)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r31": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(4))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r310": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)(1)(i)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r311": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)(2)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r312": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(h)(2)(i)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r313": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(i)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r314": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(l)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r315": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901" }, "r316": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128097895&loc=SL121327923-165333" }, "r317": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(f)(1)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128097895&loc=SL121327923-165333" }, "r318": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(f)(2)", "Topic": "718", "URI": "https://asc.fasb.org/extlink&oid=128097895&loc=SL121327923-165333" }, "r319": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "718", "URI": "https://asc.fasb.org/topic&trid=2228938" }, "r32": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(6))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r320": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=123427490&loc=d3e31917-109318" }, "r321": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=123427490&loc=d3e31931-109318" }, "r322": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32672-109319" }, "r323": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319" }, "r324": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32705-109319" }, "r325": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32809-109319" }, "r326": { "Name": "Accounting Standards Codification", "Paragraph": "21", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=121826272&loc=d3e32857-109319" }, "r327": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(d)(2)", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=126983759&loc=SL121830611-158277" }, "r328": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(d)(3)", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=126983759&loc=SL121830611-158277" }, "r329": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)(1)", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=126983759&loc=SL121830611-158277" }, "r33": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02(9))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r330": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)(2)", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=126983759&loc=SL121830611-158277" }, "r331": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)(3)", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=126983759&loc=SL121830611-158277" }, "r332": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB TOPIC 6.I.5.Q1)", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817" }, "r333": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB TOPIC 6.I.7)", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817" }, "r334": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 11.C)", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=122134291&loc=d3e330215-122817" }, "r335": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=123586238&loc=d3e38679-109324" }, "r336": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "270", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=6424409&loc=d3e44925-109338" }, "r337": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Subparagraph": "(a)", "Topic": "740", "URI": "https://asc.fasb.org/extlink&oid=6424122&loc=d3e41874-109331" }, "r338": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "740", "URI": "https://asc.fasb.org/topic&trid=2144680" }, "r339": { "Name": "Accounting Standards Codification", "Paragraph": "19", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "810", "URI": "https://asc.fasb.org/extlink&oid=126929396&loc=SL4569616-111683" }, "r34": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.19(a))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r340": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "810", "URI": "https://asc.fasb.org/extlink&oid=126929396&loc=SL4569643-111683" }, "r341": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "810", "URI": "https://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988" }, "r342": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "810", "URI": "https://asc.fasb.org/extlink&oid=116870748&loc=SL6758485-165988" }, "r343": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(3)", "Topic": "810", "URI": "https://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684" }, "r344": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c),(3)", "Topic": "810", "URI": "https://asc.fasb.org/extlink&oid=109239629&loc=SL4573702-111684" }, "r345": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bb)", "Topic": "810", "URI": "https://asc.fasb.org/extlink&oid=123419778&loc=d3e5710-111685" }, "r346": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "810", "URI": "https://asc.fasb.org/extlink&oid=123419778&loc=d3e5710-111685" }, "r347": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "810", "URI": "https://asc.fasb.org/topic&trid=2197479" }, "r348": { "Name": "Accounting Standards Codification", "Paragraph": "4A", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "815", "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959" }, "r349": { "Name": "Accounting Standards Codification", "Paragraph": "4B", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "815", "URI": "https://asc.fasb.org/extlink&oid=125515794&loc=SL5624163-113959" }, "r35": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.19(b),22(b))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r350": { "Name": "Accounting Standards Codification", "Paragraph": "182", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "815", "URI": "https://asc.fasb.org/extlink&oid=127000641&loc=SL5629052-113961" }, "r351": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(e)(1)", "Topic": "815", "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011" }, "r352": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(e)(3)", "Topic": "815", "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011" }, "r353": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(e)(4)", "Topic": "815", "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011" }, "r354": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(f)", "Topic": "815", "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL123482106-238011" }, "r355": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(c)(1)", "Topic": "815", "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL126732908-238011" }, "r356": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(c)(2)", "Topic": "815", "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL126732908-238011" }, "r357": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(c)(3)", "Topic": "815", "URI": "https://asc.fasb.org/extlink&oid=126732423&loc=SL126732908-238011" }, "r358": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(bbb)(2)", "Topic": "820", "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258" }, "r359": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "820", "URI": "https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258" }, "r36": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.20)", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r360": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "825", "URI": "https://asc.fasb.org/extlink&oid=123594938&loc=d3e13531-108611" }, "r361": { "Name": "Accounting Standards Codification", "Paragraph": "21", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "825", "URI": "https://asc.fasb.org/extlink&oid=123594938&loc=d3e13537-108611" }, "r362": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(f)", "Topic": "825", "URI": "https://asc.fasb.org/extlink&oid=123596393&loc=d3e14064-108612" }, "r363": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)(1)", "Topic": "825", "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL121967933-165497" }, "r364": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)(2)", "Topic": "825", "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL121967933-165497" }, "r365": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)(3)", "Topic": "825", "URI": "https://asc.fasb.org/extlink&oid=126983955&loc=SL121967933-165497" }, "r366": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "230", "Topic": "830", "URI": "https://asc.fasb.org/extlink&oid=123444420&loc=d3e33268-110906" }, "r367": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "830", "URI": "https://asc.fasb.org/extlink&oid=118261656&loc=d3e32136-110900" }, "r368": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Subparagraph": "(a)", "Topic": "830", "URI": "https://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r369": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Subparagraph": "(b)", "Topic": "830", "URI": "https://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r37": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.21)", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r370": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Subparagraph": "(c)", "Topic": "830", "URI": "https://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r371": { "Name": "Accounting Standards Codification", "Paragraph": "20", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Subparagraph": "(d)", "Topic": "830", "URI": "https://asc.fasb.org/extlink&oid=118261656&loc=d3e32211-110900" }, "r372": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "830", "URI": "https://asc.fasb.org/extlink&oid=6450520&loc=d3e32583-110901" }, "r373": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "830", "URI": "https://asc.fasb.org/extlink&oid=6450520&loc=d3e32618-110901" }, "r374": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "45", "SubTopic": "30", "Topic": "835", "URI": "https://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399" }, "r375": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "835", "URI": "https://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629" }, "r376": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(f)(1)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128293352&loc=SL126838806-209984" }, "r377": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(f)(3)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128293352&loc=SL126838806-209984" }, "r378": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977" }, "r379": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=123391704&loc=SL77918627-209977" }, "r38": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22(a)(1))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r380": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=123391704&loc=SL77918638-209977" }, "r381": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=123391704&loc=SL77918638-209977" }, "r382": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977" }, "r383": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977" }, "r384": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=123391704&loc=SL77918643-209977" }, "r385": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)(3)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980" }, "r386": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)(3)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980" }, "r387": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980" }, "r388": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(a)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980" }, "r389": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980" }, "r39": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22(a)(2))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r390": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980" }, "r391": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(e)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980" }, "r392": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(g)(1)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980" }, "r393": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(g)(2)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980" }, "r394": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(g)(3)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980" }, "r395": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(g)(4)", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980" }, "r396": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980" }, "r397": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=128292326&loc=SL77918701-209980" }, "r398": { "Name": "Accounting Standards Codification", "Paragraph": "53", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "842", "URI": "https://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971" }, "r399": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(e)(1)", "Topic": "848", "URI": "https://asc.fasb.org/extlink&oid=125980421&loc=SL122150809-237846" }, "r4": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "205", "URI": "https://asc.fasb.org/topic&trid=2122149" }, "r40": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22(a))", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r400": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(a)(3)(iii)(03)", "Topic": "848", "URI": "https://asc.fasb.org/extlink&oid=125980421&loc=SL125981372-237846" }, "r401": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "848", "URI": "https://asc.fasb.org/extlink&oid=125980421&loc=SL125981372-237846" }, "r402": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "852", "URI": "https://asc.fasb.org/extlink&oid=124433192&loc=SL2890621-112765" }, "r403": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "852", "URI": "https://asc.fasb.org/extlink&oid=124433192&loc=SL2890621-112765" }, "r404": { "Name": "Accounting Standards Codification", "Paragraph": "10", "Publisher": "FASB", "Section": "55", "SubTopic": "10", "Topic": "852", "URI": "https://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766" }, "r405": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "855", "URI": "https://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662" }, "r406": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "855", "URI": "https://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662" }, "r407": { "Name": "Accounting Standards Codification", "Publisher": "FASB", "Topic": "855", "URI": "https://asc.fasb.org/topic&trid=2122774" }, "r408": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)(1)", "Topic": "860", "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r409": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)(2)", "Topic": "860", "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r41": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.22)", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r410": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(c)(3)", "Topic": "860", "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107207-111719" }, "r411": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(1)", "Topic": "860", "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719" }, "r412": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(2)", "Topic": "860", "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719" }, "r413": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "20", "Subparagraph": "(b)(3)", "Topic": "860", "URI": "https://asc.fasb.org/extlink&oid=121570589&loc=d3e107314-111719" }, "r414": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "910", "URI": "https://asc.fasb.org/extlink&oid=126937589&loc=SL119991595-234733" }, "r415": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SAB Topic 11.L)", "Topic": "924", "URI": "https://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856" }, "r416": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "20", "Subparagraph": "(f)(1)", "Topic": "926", "URI": "https://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079" }, "r417": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "20", "Subparagraph": "(f)(2)", "Topic": "926", "URI": "https://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079" }, "r418": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "20", "Subparagraph": "(f)(3)", "Topic": "926", "URI": "https://asc.fasb.org/extlink&oid=120154821&loc=SL120154904-197079" }, "r419": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "25", "SubTopic": "20", "Topic": "940", "URI": "https://asc.fasb.org/extlink&oid=126941158&loc=d3e41242-110953" }, "r42": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.24)", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r420": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(1)(a))", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878" }, "r421": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(10)(1))", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878" }, "r422": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(11))", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878" }, "r423": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(13))", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878" }, "r424": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(15)(1))", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878" }, "r425": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(16))", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878" }, "r426": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03(23))", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878" }, "r427": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.10)", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878" }, "r428": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.9-03.13,16)", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878" }, "r429": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(15))", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r43": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.29)", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r430": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(22))", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r431": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(26))", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r432": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04(27))", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r433": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.9-04.10)", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260" }, "r434": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "235", "Subparagraph": "(SX 210.9-05(b)(2))", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=120399901&loc=d3e537907-122884" }, "r435": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "360", "Topic": "942", "URI": "https://asc.fasb.org/extlink&oid=124429447&loc=SL124453093-239630" }, "r436": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "55", "SubTopic": "20", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124504833&loc=d3e7104-158389" }, "r437": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(16))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910" }, "r438": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(12))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910" }, "r439": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(15)(b)(1))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910" }, "r44": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.29,30)", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r440": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(2))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910" }, "r441": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(23)(a)(3))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910" }, "r442": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(23)(a)(4))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910" }, "r443": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(25))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910" }, "r444": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03(a)(8))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910" }, "r445": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "210", "Subparagraph": "(SX 210.7-03.16)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910" }, "r446": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(18))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r447": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(22))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r448": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(23))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r449": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(8))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r45": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.29-31)", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r450": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "220", "Subparagraph": "(SX 210.7-04(9))", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263" }, "r451": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "30", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124505477&loc=d3e11318-158416" }, "r452": { "Name": "Accounting Standards Codification", "Paragraph": "4H", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=116884468&loc=SL65671331-158438" }, "r453": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124506351&loc=d3e14931-158439" }, "r454": { "Name": "Accounting Standards Codification", "Paragraph": "7", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124506351&loc=d3e14937-158439" }, "r455": { "Name": "Accounting Standards Codification", "Paragraph": "7A", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Subparagraph": "(d)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124506351&loc=SL117782755-158439" }, "r456": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "40", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124506351&loc=d3e14944-158439" }, "r457": { "Name": "Accounting Standards Codification", "Paragraph": "13H", "Publisher": "FASB", "Section": "55", "SubTopic": "40", "Subparagraph": "(a)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126561865&loc=SL117783719-158441" }, "r458": { "Name": "Accounting Standards Codification", "Paragraph": "13H", "Publisher": "FASB", "Section": "55", "SubTopic": "40", "Subparagraph": "(b)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126561865&loc=SL117783719-158441" }, "r459": { "Name": "Accounting Standards Codification", "Paragraph": "13H", "Publisher": "FASB", "Section": "55", "SubTopic": "40", "Subparagraph": "(c)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126561865&loc=SL117783719-158441" }, "r46": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-02.3,4)", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682" }, "r460": { "Name": "Accounting Standards Codification", "Paragraph": "29F", "Publisher": "FASB", "Section": "55", "SubTopic": "40", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=126561865&loc=SL117819544-158441" }, "r461": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(e)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r462": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(f)(1)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r463": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(f)(2)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r464": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(g)(2)(i)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r465": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(g)(2)(ii)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r466": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(g)(2)(iii)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r467": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(g)(2)(iv)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r468": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "65", "SubTopic": "40", "Subparagraph": "(h)(2)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641" }, "r469": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "80", "Subparagraph": "(c)", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=124508989&loc=d3e19393-158473" }, "r47": { "Name": "Accounting Standards Codification", "Paragraph": "10A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669646-108580" }, "r470": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "50", "SubTopic": "825", "Topic": "944", "URI": "https://asc.fasb.org/extlink&oid=123600520&loc=SL75241803-196195" }, "r471": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "310", "Subparagraph": "(SX 210.12-29(Footnote 4))", "Topic": "948", "URI": "https://asc.fasb.org/extlink&oid=120402547&loc=d3e617274-123014" }, "r472": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "310", "Topic": "954", "URI": "https://asc.fasb.org/extlink&oid=126942805&loc=d3e3115-115594" }, "r473": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "440", "Subparagraph": "(d)", "Topic": "954", "URI": "https://asc.fasb.org/extlink&oid=6491277&loc=d3e6429-115629" }, "r474": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "360", "Subparagraph": "(SX 210.12-28(Column B))", "Topic": "970", "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024" }, "r475": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "360", "Subparagraph": "(SX 210.12-28(Column C))", "Topic": "970", "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024" }, "r476": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "360", "Subparagraph": "(SX 210.12-28(Column D))", "Topic": "970", "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024" }, "r477": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "360", "Subparagraph": "(SX 210.12-28(Column E))", "Topic": "970", "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024" }, "r478": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "360", "Subparagraph": "(SX 210.12-28(Column F))", "Topic": "970", "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024" }, "r479": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "360", "Subparagraph": "(SX 210.12-28(Column G))", "Topic": "970", "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024" }, "r48": { "Name": "Accounting Standards Codification", "Paragraph": "11", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=d3e637-108580" }, "r480": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "360", "Subparagraph": "(SX 210.12-28(Column H))", "Topic": "970", "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024" }, "r481": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "360", "Subparagraph": "(SX 210.12-28(Column I))", "Topic": "970", "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024" }, "r482": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "360", "Subparagraph": "(SX 210.12-28(Footnote 2))", "Topic": "970", "URI": "https://asc.fasb.org/extlink&oid=120402810&loc=d3e638233-123024" }, "r483": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "310", "Subparagraph": "(c)", "Topic": "976", "URI": "https://asc.fasb.org/extlink&oid=6497875&loc=d3e22274-108663" }, "r484": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "310", "Subparagraph": "(b)", "Topic": "978", "URI": "https://asc.fasb.org/extlink&oid=126945304&loc=d3e27327-108691" }, "r485": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b" }, "r486": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "b-2" }, "r487": { "Name": "Exchange Act", "Number": "240", "Publisher": "SEC", "Section": "12", "Subsection": "d1-1" }, "r488": { "Name": "Form 10-Q", "Number": "240", "Publisher": "SEC", "Section": "308", "Subsection": "a" }, "r489": { "Name": "Forms 10-K, 10-Q, 20-F", "Number": "240", "Publisher": "SEC", "Section": "13", "Subsection": "a-1" }, "r49": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=d3e681-108580" }, "r490": { "Name": "Regulation S-T", "Number": "232", "Publisher": "SEC", "Section": "405" }, "r5": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765" }, "r50": { "Name": "Accounting Standards Codification", "Paragraph": "14A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669686-108580" }, "r51": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669619-108580" }, "r52": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669619-108580" }, "r53": { "Name": "Accounting Standards Codification", "Paragraph": "1A", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669619-108580" }, "r54": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669625-108580" }, "r55": { "Name": "Accounting Standards Codification", "Paragraph": "1B", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=SL7669625-108580" }, "r56": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126968391&loc=d3e557-108580" }, "r57": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=124431353&loc=SL124442407-227067" }, "r58": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=124431353&loc=SL124442411-227067" }, "r59": { "Name": "Accounting Standards Codification", "Paragraph": "6", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=124431353&loc=SL124452729-227067" }, "r6": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765" }, "r60": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(10))", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227" }, "r61": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(20))", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227" }, "r62": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(24))", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227" }, "r63": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(25))", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227" }, "r64": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03(5))", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227" }, "r65": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.1,2)", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227" }, "r66": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.2)", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227" }, "r67": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.4)", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227" }, "r68": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.5-03.9)", "Topic": "220", "URI": "https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227" }, "r69": { "Name": "Accounting Standards Codification", "Paragraph": "12", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3179-108585" }, "r7": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765" }, "r70": { "Name": "Accounting Standards Codification", "Paragraph": "13", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585" }, "r71": { "Name": "Accounting Standards Codification", "Paragraph": "14", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585" }, "r72": { "Name": "Accounting Standards Codification", "Paragraph": "15", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585" }, "r73": { "Name": "Accounting Standards Codification", "Paragraph": "17", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(d)", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3367-108585" }, "r74": { "Name": "Accounting Standards Codification", "Paragraph": "24", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3521-108585" }, "r75": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(e)", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3536-108585" }, "r76": { "Name": "Accounting Standards Codification", "Paragraph": "25", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3536-108585" }, "r77": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585" }, "r78": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585" }, "r79": { "Name": "Accounting Standards Codification", "Paragraph": "28", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585" }, "r8": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=124098289&loc=d3e6904-107765" }, "r80": { "Name": "Accounting Standards Codification", "Paragraph": "4", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3044-108585" }, "r81": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3095-108585" }, "r82": { "Name": "Accounting Standards Codification", "Paragraph": "9", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126954810&loc=d3e3098-108585" }, "r83": { "Name": "Accounting Standards Codification", "Paragraph": "2", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126999549&loc=d3e4297-108586" }, "r84": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Topic": "230", "URI": "https://asc.fasb.org/extlink&oid=126999549&loc=SL98516268-108586" }, "r85": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(c))", "Topic": "235", "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r86": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(f))", "Topic": "235", "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r87": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(g)(1)(ii))", "Topic": "235", "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r88": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(h)(2))", "Topic": "235", "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r89": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.4-08(h))", "Topic": "235", "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690" }, "r9": { "Name": "Accounting Standards Codification", "Paragraph": "8", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(c)", "Topic": "210", "URI": "https://asc.fasb.org/extlink&oid=124098289&loc=d3e6935-107765" }, "r90": { "Name": "Accounting Standards Codification", "Paragraph": "3", "Publisher": "FASB", "Section": "S99", "SubTopic": "10", "Subparagraph": "(SX 210.12-04(a))", "Topic": "235", "URI": "https://asc.fasb.org/extlink&oid=120395691&loc=d3e24072-122690" }, "r91": { "Name": "Accounting Standards Codification", "Paragraph": "23", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124436220&loc=d3e21914-107793" }, "r92": { "Name": "Accounting Standards Codification", "Paragraph": "24", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124436220&loc=d3e21930-107793" }, "r93": { "Name": "Accounting Standards Codification", "Paragraph": "5", "Publisher": "FASB", "Section": "45", "SubTopic": "10", "Subparagraph": "(b)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124436220&loc=d3e21711-107793" }, "r94": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(a)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794" }, "r95": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(1)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794" }, "r96": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(2)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794" }, "r97": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(3)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794" }, "r98": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(b)(4)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794" }, "r99": { "Name": "Accounting Standards Codification", "Paragraph": "1", "Publisher": "FASB", "Section": "50", "SubTopic": "10", "Subparagraph": "(c)(1)", "Topic": "250", "URI": "https://asc.fasb.org/extlink&oid=124431687&loc=d3e22499-107794" } }, "version": "2.1" }