2.2.0.25falsefalse40604 - Disclosure - Income Taxes (Federal statutory rate) (Details)truefalseIn Millionsfalse1falsefalseUSDfalsefalse2/1/2010 - 1/30/2011 USD ($) USD ($) / shares $Duration_2_1_2010_To_1_30_2011http://www.sec.gov/CIK0000354950duration2010-02-01T00:00:002011-01-30T00:00:00Unit12Standardhttp://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$2falsefalseUSDfalsefalse2/2/2009 - 1/31/2010 USD ($) USD ($) / shares $Duration_2_2_2009_To_1_31_2010http://www.sec.gov/CIK0000354950duration2009-02-02T00:00:002010-01-31T00:00:00Unit12Standardhttp://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$3falsefalseUSDfalsefalse2/4/2008 - 2/1/2009 USD ($) USD ($) / shares $Duration_2_4_2008_To_2_1_2009http://www.sec.gov/CIK0000354950duration2008-02-04T00:00:002009-02-01T00:00:00Unit12Standardhttp://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$2true0hd_IncomeTaxesAbstracthdfalsenadurationIncome Taxesfalsefalsefalsefalsefalsefalsefalsefalsefalsefalse1falsefalsefalse00falsefalsefalsefalsefalse2falsefalsefalse00falsefalsefalsefalsefalse3falsefalsefalse00falsefalsefalsefalsefalseOtherxbrli:stringItemTypestringIncome Taxesfalsefalse3false0us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRateus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse18460000001846falsetruefalsefalsefalse2truefalsefalse13940000001394falsetruefalsefalsefalse3truefalsefalse12570000001257falsetruefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe amount of income tax expense (benefit) for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 109 -Paragraph 47 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Subparagraph 2 -Article 4 falsefalse4false0us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxesus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse131000000131falsefalsefalsefalsefalse2truefalsefalse104000000104falsefalsefalsefalsefalse3truefalsefalse9200000092falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe portion of the difference, between total income tax expense (benefit) as reported in the Income Statement for the period and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations, that is attributable to state and local income tax expense (benefit).Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph h -Subparagraph 1 -Article 4 falsefalse5false0us-gaap_IncomeTaxReconciliationOtherReconcilingItemsus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalseterselabel1truefalsefalse-42000000-42falsefalsefalsefalsefalse2truefalsefalse-136000000-136falsefalsefalsefalsefalse3truefalsefalse-71000000-71falsefalsefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe sum of other amounts reflected in the reconciliation of the statutory tax provision (benefit) to the actual tax provision (benefit).No authoritative reference available.falsefalse6false0us-gaap_IncomeTaxExpenseBenefitContinuingOperationsus-gaaptruedebitdurationNo definition available.falsefalsefalsefalsefalsefalsefalsefalsefalsefalsetotallabel1truefalsefalse19350000001935falsetruefalsefalsefalse2truefalsefalse13620000001362falsetruefalsefalsefalse3truefalsefalse12780000001278falsetruefalsefalsefalseMonetaryxbrli:monetaryItemTypemonetaryThe sum of the current income tax expense (benefit) and the deferred income tax expense (benefit) pertaining to pretax income (loss) from continuing operations; 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