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This item includes income or expense related to stock-based compensation based on the investor's grant of stock to employees of an equity method investee.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 9 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=16385135&loc=d3e33749-111570 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.12) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 11 -Article 7 false2Investment income from joint ventures7false 2us-gaap_GainLossOnSaleOfOtherAssetsus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedLabel1falsefalsefalse00falsefalsefalse2truefalsefalse-2000000-2falsefalsefalse3truefalsefalse1600000016falsefalsefalse4falsefalsefalse00falsefalsefalse5truefalsefalse-18000000-18falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryAmount of gain (loss) on sale or disposal of other assets.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 false2Gain on sale of operating asset8false 2us-gaap_OtherCostAndExpenseOperatingus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1falsefalsefalse00falsefalsefalse2truefalsefalse-2000000-2falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse-3000000-3falsefalsefalse5truefalsefalse-6000000-6falsefalsefalse6truefalsefalse-4000000-4falsefalsefalse7falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 3 -Article 5 false2Other9false 2us-gaap_OtherOperatingIncomeExpenseNetus-gaap_truecreditdurationfalsefalsefalsefalsefalsefalsefalsetruenegatedTotalLabel1falsefalsefalse00falsefalsefalse2truefalsefalse-68000000-68falsefalsefalse3falsefalsefalse00falsefalsefalse4truefalsefalse-208000000-208falsefalsefalse5truefalsefalse-90000000-90falsefalsefalse6truefalsefalse-215000000-215falsefalsefalse7falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe net amount of other operating income and expenses, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operations.No definition available.true2Real estate and other (income)/expense, net10false 2jcp_ReitUnitsRedeemedjcp_falsenainstantfalsefalsefalsefalsefalsefalsefalsefalseterseLabel1truefalsefalse20000002000000falsefalsefalse2falsefalsefalse00falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalsexbrli:sharesItemTypesharesREIT Units Redeemed. 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Column B -Article 12 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 14 -Paragraph Column B -Article 12 false1Investment owned SPG, shares15false 2us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipmentus-gaap_truedebitdurationfalsefalsefalsefalsefalsefalsefalsefalselabel1falsefalsefalse00falsefalsefalse2truefalsefalse10000001falsefalsefalse3falsefalsefalse00falsefalsefalse4falsefalsefalse00falsefalsefalse5truefalsefalse1900000019falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryThe 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.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585 false2Net proceeds from sale of operating assets16false 2jcp_BookValueLeaseholdInterestjcp_falsedebitinstantfalsefalsefalsefalsefalsefalsefalsefalselabel1falsefalsefalse00falsefalsefalse2falsefalsefalse00falsefalsefalse3truefalsefalse20000002falsefalsefalse4falsefalsefalse00falsefalsefalse5falsefalsefalse00falsefalsefalse6falsefalsefalse00falsefalsefalse7falsefalsefalse00falsefalsefalsexbrli:monetaryItemTypemonetaryBook Value Leasehold InterestNo definition available.false2Book value leasehold interest17false 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