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Income Taxes Components of the Provision for Income Taxes (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jan. 31, 2015	Feb. 01, 2014	Feb. 02, 2013
Income Tax Disclosure [Abstract]
Current federal	$ 400us-gaap_CurrentFederalTaxExpenseBenefit	$ 473us-gaap_CurrentFederalTaxExpenseBenefit	$ 592us-gaap_CurrentFederalTaxExpenseBenefit
Current state	36	45	60
Deferred federal	48	6	(68)
Deferred state	(2)	(9)	(9)
Provision for income taxes	$ 482us-gaap_IncomeTaxExpenseBenefit	$ 515us-gaap_IncomeTaxExpenseBenefit	$ 575us-gaap_IncomeTaxExpenseBenefit

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.