Quarterly Financial Data (Quarterly Consolidated Results of Operations) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Jan. 29, 2012	Oct. 30, 2011	Jul. 31, 2011	May 01, 2011	Jan. 30, 2011	Oct. 31, 2010	Aug. 01, 2010	May 02, 2010	Jan. 29, 2012		Jan. 30, 2011		Jan. 31, 2010
Quarterly Financial Data [Abstract]
Net Sales	$ 16,014	$ 17,326	$ 20,232	$ 16,823	$ 15,126	$ 16,598	$ 19,410	$ 16,863	$ 70,395	[1]	$ 67,997	[1]	$ 66,176	[1]
Gross Profit	5,597	5,961	6,876	5,828	5,243	5,685	6,582	5,794	24,262	[1]	23,304	[1]	22,412	[1]
Earnings from Continuing Operations	$ 774	$ 934	$ 1,363	$ 812	$ 587	$ 834	$ 1,192	$ 725	$ 3,883	[1]	$ 3,338	[1]	$ 2,620	[1]
Basic Earnings per Share from Continuing Operations	$ 0.51	$ 0.61	$ 0.87	$ 0.51	$ 0.36	$ 0.51	$ 0.72	$ 0.43	$ 2.49	[1]	$ 2.03	[1]	$ 1.56	[1]
Diluted Earnings per Share from Continuing Operations	$ 0.50	$ 0.60	$ 0.86	$ 0.50	$ 0.36	$ 0.51	$ 0.72	$ 0.43	$ 2.47	[1]	$ 2.01	[1]	$ 1.55	[1]

[1] Fiscal years ended January 29, 2012, January 30, 2011 and January 31, 2010 include 52 weeks.