Segment Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Nov. 02, 2012	Oct. 28, 2011	Nov. 02, 2012	Oct. 28, 2011
Net revenue:
Total net revenue	$ 13,721	$ 15,365	$ 42,626	$ 46,040
Consolidated operating income:
Operating income	589	1,142	2,314	3,500
Broad based long-term incentives	(75)	(78)	(244)	(256)
Amortization of intangible assets	(165)	(100)	(425)	(287)
Severance and facility actions and acquisition-related costs	(132)	(46)	(280)	(205)
Large Enterprise
Net revenue:
Net revenue	4,156	4,540	13,128	13,804
Consolidated operating income:
Operating income	325	446	1,160	1,422
Public
Net revenue:
Net revenue	3,824	4,287	11,355	12,237
Consolidated operating income:
Operating income	352	454	1,002	1,272
Small and Medium Business
Net revenue:
Net revenue	3,282	3,326	10,017	9,987
Consolidated operating income:
Operating income	349	367	1,120	1,182
Consumer
Net revenue:
Net revenue	2,459	3,212	8,126	10,012
Consolidated operating income:
Operating income	(65)	99	(19)	372
Operating Segments
Consolidated operating income:
Operating income	$ 961	$ 1,366	$ 3,263	$ 4,248