Taxes (Reason For Difference Between Expected Tax Computed And Income Tax Expense) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Taxes Payable [Abstract]
Expected tax	$ 736	$ 689	$ 462
State and local income taxes, net of federal income tax benefit	45	31	14
Settlement of federal tax examinations	0	0	0
Other	(14)	(8)	(3)
Income tax expense (benefit), total	$ 767	$ 712	$ 473