Goodwill and Intangible Assets (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Feb. 01, 2013	Feb. 03, 2012
Goodwill Allocated To Company Business Segments
Balance at beginning of period	$ 5,838	$ 4,365
Goodwill acquired during the period	3,487	1,479
Adjustments	(21)	(6)
Balance at end of period	9,304	5,838
Large Enterprise
Goodwill Allocated To Company Business Segments
Balance at beginning of period	2,222	1,424
Goodwill acquired during the period	1,510	800
Adjustments	(9)	(2)
Balance at end of period	3,723	2,222
Public
Goodwill Allocated To Company Business Segments
Balance at beginning of period	2,547	2,164
Goodwill acquired during the period	981	386
Adjustments	(8)	(3)
Balance at end of period	3,520	2,547
Small and Medium Business
Goodwill Allocated To Company Business Segments
Balance at beginning of period	759	476
Goodwill acquired during the period	996	287
Adjustments	(4)	(4)
Balance at end of period	1,751	759
Consumer
Goodwill Allocated To Company Business Segments
Balance at beginning of period	310	301
Goodwill acquired during the period	0	6
Adjustments	0	3
Balance at end of period	$ 310	$ 310