Segments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 03, 2013	Aug. 04, 2012	Aug. 03, 2013 segments	Aug. 04, 2012	Feb. 02, 2013
Business segment information
Number of Reportable Segments			2
Total revenue	$ 9,300	$ 9,339	$ 18,680	$ 19,712
Operating income	413	88	581	352
Other income (expense)
Gain on sale of investments	14	0	14	0
Investment income and other	5	2	10	5
Interest expense	(26)	(26)	(53)	(54)
Earnings from continuing operations before income tax expense	406	64	552	303
Total Assets	13,284	15,849	13,284	15,849	16,787
Domestic Segment [Member]
Business segment information
Total revenue	7,809	7,803	15,788	16,625
Operating income	420	83	642	378
Other income (expense)
Total Assets	10,606	9,884	10,606	9,884	10,874
International Segment [Member]
Business segment information
Total revenue	1,491	1,536	2,892	3,087
Operating income	(7)	5	(61)	(26)
Other income (expense)
Total Assets	$ 2,678	$ 5,965	$ 2,678	$ 5,965	$ 5,913