<?xml version="1.0" encoding="utf-8"?>
<FilingSummary xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <Version>2.4.0.6</Version>
  <ProcessingTime />
  <ReportFormat>Html</ReportFormat>
  <ContextCount>171</ContextCount>
  <ElementCount>287</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>39</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>5</UnitCount>
  <MyReports>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>0001000 - Document - Document and Entity Information Document</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/DocumentAndEntityInformationDocument</Role>
      <ShortName>Document and Entity Information Document</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>1001000 - Statement - Consolidated Condensed Statements of Earnings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/ConsolidatedCondensedStatementsOfEarnings</Role>
      <ShortName>Consolidated Condensed Statements of Earnings</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>1002000 - Statement - Consolidated Condensed Statements of Comprehensive Earnings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/ConsolidatedCondensedStatementsOfComprehensiveEarnings</Role>
      <ShortName>Consolidated Condensed Statements of Comprehensive Earnings</ShortName>
    </Report>
    <Report>
      <IsDefault>true</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>1003000 - Statement - Consolidated Condensed Balance Sheets</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/ConsolidatedCondensedBalanceSheets</Role>
      <ShortName>Consolidated Condensed Balance Sheets</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>1003501 - Statement - Consolidated Condensed Balance Sheets (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/ConsolidatedCondensedBalanceSheetsParenthetical</Role>
      <ShortName>Consolidated Condensed Balance Sheets (Parenthetical)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>1004000 - Statement - Consolidated Condensed Statements of Cash Flows</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/ConsolidatedCondensedStatementsOfCashFlows</Role>
      <ShortName>Consolidated Condensed Statements of Cash Flows</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>2101100 - Disclosure - Consolidated Condensed Financial Statements (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/ConsolidatedCondensedFinancialStatementsNote</Role>
      <ShortName>Consolidated Condensed Financial Statements (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>2102100 - Disclosure - Business Acquisitions and Investments (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/BusinessAcquisitionsAndInvestmentsNote</Role>
      <ShortName>Business Acquisitions and Investments (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>2103100 - Disclosure - Incentive Plans and Stock-Based Compensation (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncentivePlansAndStockBasedCompensationNote</Role>
      <ShortName>Incentive Plans and Stock-Based Compensation (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>2104100 - Disclosure - Noncontrolling Interests (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/NoncontrollingInterestsNote</Role>
      <ShortName>Noncontrolling Interests (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>2105100 - Disclosure - Goodwill and Acquired Intangible Assets (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/GoodwillAndAcquiredIntangibleAssetsNote</Role>
      <ShortName>Goodwill and Acquired Intangible Assets (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>2106100 - Disclosure - Fair Value Measurements (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/FairValueMeasurementsNote</Role>
      <ShortName>Fair Value Measurements (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>2107100 - Disclosure - Accounts Payable, Accrued Liabilities and Guarantees (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/AccountsPayableAccruedLiabilitiesAndGuaranteesNote</Role>
      <ShortName>Accounts Payable, Accrued Liabilities and Guarantees (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>2108100 - Disclosure - Long-Term Debt (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/LongTermDebtNote</Role>
      <ShortName>Long-Term Debt (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>2109100 - Disclosure - Pension and Other Postretirement Plans (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/PensionAndOtherPostretirementPlansNote</Role>
      <ShortName>Pension and Other Postretirement Plans (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>2110100 - Disclosure - Income Taxes (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncomeTaxesNote</Role>
      <ShortName>Income Taxes (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>2111100 - Disclosure - Contingencies (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/ContingenciesNote</Role>
      <ShortName>Contingencies (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>2112100 - Disclosure - Earnings Per Share and Stock Repurchase Activity (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/EarningsPerShareAndStockRepurchaseActivityNote</Role>
      <ShortName>Earnings Per Share and Stock Repurchase Activity (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>2113100 - Disclosure - Segment Information (Note)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/SegmentInformationNote</Role>
      <ShortName>Segment Information (Note)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>2201201 - Disclosure - Consolidated Condensed Financial Statements (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/ConsolidatedCondensedFinancialStatementsPolicies</Role>
      <ShortName>Consolidated Condensed Financial Statements (Policies)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>2206201 - Disclosure - Fair Value Measurements Fair Value Measurements (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/FairValueMeasurementsFairValueMeasurementsPolicies</Role>
      <ShortName>Fair Value Measurements Fair Value Measurements (Policies)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>2210201 - Disclosure - Income Taxes (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncomeTaxesPolicies</Role>
      <ShortName>Income Taxes (Policies)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>2301302 - Disclosure - Consolidated Condensed Financial Statements (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/ConsolidatedCondensedFinancialStatementsTables</Role>
      <ShortName>Consolidated Condensed Financial Statements (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>2302301 - Disclosure - Business Acquisitions and Investments Business Acquisitions and Investments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/BusinessAcquisitionsAndInvestmentsBusinessAcquisitionsAndInvestmentsTables</Role>
      <ShortName>Business Acquisitions and Investments Business Acquisitions and Investments (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>2303301 - Disclosure - Incentive Plans and Stock-Based Compensation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncentivePlansAndStockBasedCompensationTables</Role>
      <ShortName>Incentive Plans and Stock-Based Compensation (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>2304301 - Disclosure - Noncontrolling Interests (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/NoncontrollingInterestsTables</Role>
      <ShortName>Noncontrolling Interests (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>2305301 - Disclosure - Goodwill and Acquired Intangible Assets (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/GoodwillAndAcquiredIntangibleAssetsTables</Role>
      <ShortName>Goodwill and Acquired Intangible Assets (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>2306302 - Disclosure - Fair Value Measurements(Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/FairValueMeasurementstables</Role>
      <ShortName>Fair Value Measurements(Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>2307301 - Disclosure - Accounts Payable, Accrued Liabilities and Guarantees (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/AccountsPayableAccruedLiabilitiesAndGuaranteesTables</Role>
      <ShortName>Accounts Payable, Accrued Liabilities and Guarantees (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>2309301 - Disclosure - Pension and Other Postretirement Plans (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/PensionAndOtherPostretirementPlansTables</Role>
      <ShortName>Pension and Other Postretirement Plans (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>2310302 - Disclosure - Income Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncomeTaxesTables</Role>
      <ShortName>Income Taxes (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>2312301 - Disclosure - Earnings Per Share and Stock Repurchase Activity (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/EarningsPerShareAndStockRepurchaseActivityTables</Role>
      <ShortName>Earnings Per Share and Stock Repurchase Activity (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>2313301 - Disclosure - Segment Information (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/SegmentInformationTables</Role>
      <ShortName>Segment Information (Tables)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>2401403 - Disclosure - Consolidated Condensed Financial Statements (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/ConsolidatedCondensedFinancialStatementsDetails1</Role>
      <ShortName>Consolidated Condensed Financial Statements (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>2401404 - Disclosure - Consolidated Condensed Financial Statements Consolidated Condensed Financial Statements (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/ConsolidatedCondensedFinancialStatementsConsolidatedCondensedFinancialStatementsDetails2</Role>
      <ShortName>Consolidated Condensed Financial Statements Consolidated Condensed Financial Statements (Details 2)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>2402402 - Disclosure - Business Acquisitions and Investments (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/BusinessAcquisitionsAndInvestmentsDetails1</Role>
      <ShortName>Business Acquisitions and Investments (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>2402403 - Disclosure - Business Acquisitions and Investments (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/BusinessAcquisitionsAndInvestmentsDetails2</Role>
      <ShortName>Business Acquisitions and Investments (Details 2)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>2402404 - Disclosure - Business Acquisitions and Investments (Details 3)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/BusinessAcquisitionsAndInvestmentsDetails3</Role>
      <ShortName>Business Acquisitions and Investments (Details 3)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>2403402 - Disclosure - Incentive Plans and Stock-Based Compensation (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncentivePlansAndStockBasedCompensationDetails1</Role>
      <ShortName>Incentive Plans and Stock-Based Compensation (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>2403403 - Disclosure - Incentive Plans and Stock-Based Compensation (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncentivePlansAndStockBasedCompensationDetails2</Role>
      <ShortName>Incentive Plans and Stock-Based Compensation (Details 2)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>2403404 - Disclosure - Incentive Plans and Stock-Based Compensation (Details 3)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncentivePlansAndStockBasedCompensationDetails3</Role>
      <ShortName>Incentive Plans and Stock-Based Compensation (Details 3)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>2403405 - Disclosure - Incentive Plans and Stock-Based Compensation (Details 4)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncentivePlansAndStockBasedCompensationDetails4</Role>
      <ShortName>Incentive Plans and Stock-Based Compensation (Details 4)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>2403406 - Disclosure - Incentive Plans and Stock-Based Compensation Incentive Plans and Stock-Based Compensation (Details 5)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncentivePlansAndStockBasedCompensationIncentivePlansAndStockBasedCompensationDetails5</Role>
      <ShortName>Incentive Plans and Stock-Based Compensation Incentive Plans and Stock-Based Compensation (Details 5)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>2403407 - Disclosure - Incentive Plans and Stock-Based Compensation (Details 6)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncentivePlansAndStockBasedCompensationDetails6</Role>
      <ShortName>Incentive Plans and Stock-Based Compensation (Details 6)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>2404402 - Disclosure - Noncontrolling Interests (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/NoncontrollingInterestsDetails1</Role>
      <ShortName>Noncontrolling Interests (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>2405402 - Disclosure - Goodwill and Acquired Intangible Assets (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/GoodwillAndAcquiredIntangibleAssetsDetails1</Role>
      <ShortName>Goodwill and Acquired Intangible Assets (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>2405403 - Disclosure - Goodwill and Acquired Intangible Assets (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/GoodwillAndAcquiredIntangibleAssetsDetails2</Role>
      <ShortName>Goodwill and Acquired Intangible Assets (Details 2)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>2405404 - Disclosure - Goodwill and Acquired Intangible Assets (Details 3)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/GoodwillAndAcquiredIntangibleAssetsDetails3</Role>
      <ShortName>Goodwill and Acquired Intangible Assets (Details 3)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>2406403 - Disclosure - Fair Value Measurements (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/FairValueMeasurementsDetails1</Role>
      <ShortName>Fair Value Measurements (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>2406404 - Disclosure - Fair Value Measurements (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/FairValueMeasurementsDetails2</Role>
      <ShortName>Fair Value Measurements (Details 2)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>2407402 - Disclosure - Accounts Payable, Accrued Liabilities and Guarantees (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/AccountsPayableAccruedLiabilitiesAndGuaranteesDetails1</Role>
      <ShortName>Accounts Payable, Accrued Liabilities and Guarantees (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>2407403 - Disclosure - Accounts Payable, Accrued Liabilities and Guarantees (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/AccountsPayableAccruedLiabilitiesAndGuaranteesDetails2</Role>
      <ShortName>Accounts Payable, Accrued Liabilities and Guarantees (Details 2)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>2408401 - Disclosure - Long-Term Debt (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/LongTermDebtDetails1</Role>
      <ShortName>Long-Term Debt (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>2409402 - Disclosure - Pension and Other Postretirement Plans (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/PensionAndOtherPostretirementPlansDetails1</Role>
      <ShortName>Pension and Other Postretirement Plans (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>2409403 - Disclosure - Pension and Other Postretirement Plans (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/PensionAndOtherPostretirementPlansDetails2</Role>
      <ShortName>Pension and Other Postretirement Plans (Details 2)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>2410403 - Disclosure - Income Taxes (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncomeTaxesDetails1</Role>
      <ShortName>Income Taxes (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>2410404 - Disclosure - Income Taxes (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/IncomeTaxesDetails2</Role>
      <ShortName>Income Taxes (Details 2)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>2411401 - Disclosure - Contingencies (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/ContingenciesDetails1</Role>
      <ShortName>Contingencies (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>2412402 - Disclosure - Earnings Per Share and Stock Repurchase Activity (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/EarningsPerShareAndStockRepurchaseActivityDetails1</Role>
      <ShortName>Earnings Per Share and Stock Repurchase Activity (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>2412403 - Disclosure - Earnings Per Share and Stock Repurchase Activity (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/EarningsPerShareAndStockRepurchaseActivityDetails2</Role>
      <ShortName>Earnings Per Share and Stock Repurchase Activity (Details 2)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>2412404 - Disclosure - Earnings Per Share and Stock Repurchase Activity (Details 3)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/EarningsPerShareAndStockRepurchaseActivityDetails3</Role>
      <ShortName>Earnings Per Share and Stock Repurchase Activity (Details 3)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>2413402 - Disclosure - Segment Information (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.clarcor.com/role/SegmentInformationDetails1</Role>
      <ShortName>Segment Information (Details 1)</ShortName>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <Logs>
    <Log type="Info">Process Flow-Through: 1001000 - Statement - Consolidated Condensed Statements of Earnings</Log>
    <Log type="Info">Process Flow-Through: 1002000 - Statement - Consolidated Condensed Statements of Comprehensive Earnings</Log>
    <Log type="Info">Process Flow-Through: 1003000 - Statement - Consolidated Condensed Balance Sheets</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Jun. 02, 2012'</Log>
    <Log type="Info">	Process Flow-Through: Removing column 'Dec. 03, 2011'</Log>
    <Log type="Info">Process Flow-Through: 1003501 - Statement - Consolidated Condensed Balance Sheets (Parenthetical)</Log>
    <Log type="Info">Process Flow-Through: 1004000 - Statement - Consolidated Condensed Statements of Cash Flows</Log>
  </Logs>
  <InputFiles>
    <File>clc-20130601.xml</File>
    <File>clc-20130601.xsd</File>
    <File>clc-20130601_cal.xml</File>
    <File>clc-20130601_def.xml</File>
    <File>clc-20130601_lab.xml</File>
    <File>clc-20130601_pre.xml</File>
  </InputFiles>
  <SupplementalFiles />
  <BaseTaxonomies />
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
