Earnings Per Share (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Feb. 01, 2013	Feb. 03, 2012	Jan. 28, 2011
Basic earnings per common share:
Net earnings	$ 1,959	$ 1,839	$ 2,010
Less: Net earnings allocable to participating securities	(14)	(15)	(17)
Net earnings allocable to common shares	1,945	1,824	1,993
Weighted-average common shares outstanding	1,150	1,271	1,401
Basic earnings per common share	$ 1.69	$ 1.43	$ 1.42
Diluted earnings per common share:
Net earnings	1,959	1,839	2,010
Less: Net earnings allocable to participating securities	(14)	(15)	(17)
Net earnings allocable to common shares	$ 1,945	$ 1,824	$ 1,993
Weighted-average common shares outstanding	1,150	1,271	1,401
Dilutive effect of non-participating share-based awards	2	2	2
Weighted-average common shares, as adjusted	1,152	1,273	1,403
Diluted earnings per common share	$ 1.69	$ 1.43	$ 1.42