Income Taxes (Provision for Income Taxes) (Details) - USD ($) $ in Millions		12 Months Ended
		Jan. 31, 2016	Feb. 01, 2015	Feb. 02, 2014
Current:
Federal		$ 3,228	$ 2,884	$ 2,503
State		466	373	346
Foreign		296	258	265
Total Current		3,990	3,515	3,114
Deferred:
Federal		21	127	(12)
State		10	(11)	4
Foreign		(9)	0	(24)
Total Deferred		22	116	(32)
Total	[1]	$ 4,012	$ 3,631	$ 3,082

[1] Fiscal years ended January 31, 2016, February 1, 2015 and February 2, 2014 include 52 weeks.