Income Taxes (Provision for Income Taxes) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Jan. 31, 2015	Feb. 01, 2014	Feb. 02, 2013
Current
U.S. Federal	$ 454us-gaap_CurrentFederalTaxExpenseBenefit	$ 407us-gaap_CurrentFederalTaxExpenseBenefit	$ 432us-gaap_CurrentFederalTaxExpenseBenefit
U.S. State	69	90	67
Non-U.S.	21us-gaap_CurrentForeignTaxExpenseBenefit	28us-gaap_CurrentForeignTaxExpenseBenefit	18us-gaap_CurrentForeignTaxExpenseBenefit
Total	544us-gaap_CurrentIncomeTaxExpenseBenefit	525us-gaap_CurrentIncomeTaxExpenseBenefit	517us-gaap_CurrentIncomeTaxExpenseBenefit
Deferred
U.S. Federal	46	11	14
U.S. State	3	3	4
Non-U.S.	1	4	(7)
Total	50us-gaap_DeferredIncomeTaxExpenseBenefit	18us-gaap_DeferredIncomeTaxExpenseBenefit	11us-gaap_DeferredIncomeTaxExpenseBenefit
Provision for Income Taxes	$ 594us-gaap_IncomeTaxExpenseBenefit	$ 543us-gaap_IncomeTaxExpenseBenefit	$ 528us-gaap_IncomeTaxExpenseBenefit

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