Taxes (Income Tax Expense) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Feb. 01, 2014	Feb. 02, 2013	Jan. 28, 2012
Taxes Payable [Abstract]
Current federal income tax expense (benefit)	$ 859	$ 697	$ 519
Deferred federal income tax expense (benefit)	(98)	2	144
Federal income tax expense (benefit), total	761	699	663
Current state and local income tax expense (benefit)	107	70	43
Deferred state and local income tax expense (benefit)	(64)	(2)	6
State and local income tax expense (benefit), total	43	68	49
Current income tax expense (benefit), total	966	767	562
Deferred income tax expense, total	(162)	0	150
Income tax expense (benefit), total	$ 804	$ 767	$ 712