Consolidated Statements Of Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 29, 2011	Oct. 30, 2010	Oct. 29, 2011	Oct. 30, 2010
Consolidated Statements Of Income [Abstract]
Net sales	$ 5,853	$ 5,623	$ 17,681	$ 16,734
Cost of sales	(3,544)	(3,377)	(10,587)	(9,969)
Gross margin	2,309	2,246	7,094	6,765
Selling, general and administrative expenses	(2,018)	(2,069)	(5,967)	(6,015)
Operating income	291	177	1,127	750
Interest expense	(109)	(166)	(338)	(460)
Interest income	1	2	3	4
Income before income taxes	183	13	792	294
Federal, state and local income tax expense	(44)	(3)	(281)	(114)
Net income (loss)	$ 139	$ 10	$ 511	$ 180
Basic earnings per share	$ 0.33	$ 0.02	$ 1.20	$ 0.43
Diluted earnings per share	$ 0.32	$ 0.02	$ 1.18	$ 0.42