Consolidated Statements of Income (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Jan. 28, 2012	Jan. 29, 2011	Jan. 30, 2010
Income Statement [Abstract]
Net sales	$ 26,405	$ 25,003	$ 23,489
Cost of sales	(15,738)	(14,824)	(13,973)
Gross margin	10,667	10,179	9,516
Selling, general and administrative expenses	(8,281)	(8,260)	(8,062)
Gain on sale of properties, impairments, store closing costs and division consolidation costs	25	(25)	(391)
Operating income (loss)	2,411	1,894	1,063
Interest expense	(447)	(579)	(562)
Interest income	4	5	6
Income (loss) before income taxes	1,968	1,320	507
Federal, state and local income tax expense	(712)	(473)	(178)
Net income (loss)	$ 1,256	$ 847	$ 329
Basic earnings (loss) per share	$ 2.96	$ 2.00	$ 0.78
Diluted earnings (loss) per share	$ 2.92	$ 1.98	$ 0.78