Consolidated Statements of Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jul. 28, 2012	Jul. 30, 2011	Jul. 28, 2012	Jul. 30, 2011
Income Statement [Abstract]
Net sales	$ 6,118	$ 5,939	$ 12,261	$ 11,828
Cost of sales	(3,555)	(3,457)	(7,312)	(7,043)
Gross margin	2,563	2,482	4,949	4,785
Selling, general and administrative expenses	(2,009)	(1,976)	(4,004)	(3,949)
Operating income (loss)	554	506	945	836
Interest expense	(105)	(112)	(218)	(229)
Interest income	0	1	1	2
Income (loss) before income taxes	449	395	728	609
Federal, state and local income tax expense	(170)	(154)	(268)	(237)
Net income	$ 279	$ 241	$ 460	$ 372
Basic earnings per share	$ 0.68	$ 0.56	$ 1.11	$ 0.87
Diluted earnings per share	$ 0.67	$ 0.55	$ 1.09	$ 0.86