Condensed Consolidated Statements Of Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 29, 2011	Oct. 30, 2010	Oct. 29, 2011	Oct. 30, 2010
Condensed Consolidated Statements Of Income [Abstract]
Net sales	$ 4,376	$ 4,218	$ 12,786	$ 12,353
Cost of merchandise sold (exclusive of depreciation shown separately below)	2,688	2,596	7,784	7,543
Gross margin	1,688	1,622	5,002	4,810
Operating expenses:
Selling, general, and administrative	1,071	1,059	3,066	3,016
Depreciation and amortization	202	207	583	563
Operating income	415	356	1,353	1,231
Interest expense, net	75	79	223	233
Income before income taxes	340	277	1,130	998
Provision for income taxes	129	101	419	372
Net income	$ 211	$ 176	$ 711	$ 626
Net income per share:
Basic	$ 0.80	$ 0.57	$ 2.58	$ 2.04
Average number of shares	264	307	276	307
Diluted	$ 0.80	$ 0.57	$ 2.56	$ 2.03
Average number of shares	265	308	278	308