2.2.0.25falsefalse41402 - Disclosure - Stock-Based Compensation (Stock-Based Compensation Costs) (Details)truefalseIn Millionsfalse1falsefalseUSDfalsefalse1/31/2010 - 1/29/2011 USD ($) USD ($) / shares $Duration_1_31_2010_To_1_29_2011http://www.sec.gov/CIK0001166126duration2010-01-31T00:00:002011-01-29T00:00:00Unit12Standardhttp://www.xbrl.org/2003/iso4217USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0Unit1Standardhttp://www.xbrl.org/2003/instancesharesxbrli0Unit14Dividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0USDUSD$2falsefalseUSDfalsefalse2/1/2009 - 1/30/2010 USD ($) USD ($) / shares $Duration_2_1_2009_To_1_30_2010http://www.sec.gov/CIK0001166126duration2009-02-01T00:00:002010-01-30T00:00:00Unit1Standardhttp://www.xbrl.org/2003/instancesharesxbrli0Unit12Standardhttp://www.xbrl.org/2003/iso4217USDiso42170Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0Unit14Dividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0USDUSD$3falsefalseUSDfalsefalse2/3/2008 - 1/31/2009 USD ($) USD ($) / shares $Duration_2_3_2008_To_1_31_2009http://www.sec.gov/CIK0001166126duration2008-02-03T00:00:002009-01-31T00:00:00Unit12Standardhttp://www.xbrl.org/2003/iso4217USDiso42170Unit14Dividehttp://www.xbrl.org/2003/iso4217USDiso4217http://www.xbrl.org/2003/instancesharesxbrli0Unit1Standardhttp://www.xbrl.org/2003/instancesharesxbrli0Unit13Standardhttp://www.xbrl.org/2003/instancepurexbrli0USDUSD$5false0jcp_ShareBasedCompensationStockOptionsjcpfalsedebitdurationThe aggregate amount of noncash, equity-based cost relating to stock options.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse2800000028falsetruefalsefalsefalse2truefalsefalse2800000028falsetruefalsefalsefalse3truefalsefalse2900000029falsetruefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe aggregate amount of noncash, equity-based cost relating to stock options.No authoritative reference available.falsefalseStock options6false0jcp_ShareBasedCompensationStockAwardsjcpfalsedebitdurationThe aggregate amount of noncash, equity-based cost relating to stock awards.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse2500000025falsefalsefalsefalsefalse2truefalsefalse1200000012falsefalsefalsefalsefalse3truefalsefalse1800000018falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe aggregate amount of noncash, equity-based cost relating to stock awards.No authoritative reference available.falsefalseStock awards (shares and units)7false0us-gaap_ShareBasedCompensationus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsetotallabel1truefalsefalse5300000053falsefalsefalsefalsefalse2truefalsefalse4000000040falsefalsefalsefalsefalse3truefalsefalse4700000047falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock options, amortization of restricted stock, and adjustment for officers compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 truefalseTotal stock-based compensation cost8false0us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpenseus-gaaptruecreditdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse2100000021falsetruefalsefalsefalse2truefalsefalse1500000015falsetruefalsefalsefalse3truefalsefalse1800000018falsetruefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe total recognized tax benefit related to compensation cost for share-based payment arrangements recognized in income during the period.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph g(1) falsefalseTotal income tax benefit recognized for stock-based compensation arrangements34Stock-Based Compensation (Stock-Based Compensation Costs) (Details) (USD $)MillionsUnKnownUnKnownUnKnownfalsetrue