Condensed Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Aug. 03, 2012	Jul. 29, 2011
Cash flows from operating activities:
Net income	$ 1,367	$ 1,835
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	529	446
Stock-based compensation expense	192	181
Effects of exchange rate changes on monetary assets and liabilities denominated in foreign currencies	15	(9)
Deferred income taxes	77	(56)
Provision for doubtful accounts — including financing receivables	121	117
Other	12	0
Changes in assets and liabilities, net of effects from acquisitions:
Accounts receivable	(472)	(95)
Financing receivables	11	(79)
Inventories	(190)	(31)
Other assets	(321)	207
Accounts payable	(440)	261
Deferred services revenue	141	403
Accrued and other liabilities	(543)	(341)
Change in cash from operating activities	499	2,839
Cash flows from investing activities:
Purchases	(1,190)	(781)
Maturities and sales	2,440	432
Capital expenditures	(262)	(296)
Proceeds from sale of facilities and land	34	12
Collections on purchased financing receivables	102	135
Acquisitions, net of cash received	(2,411)	(1,901)
Change in cash from investing activities	(1,287)	(2,399)
Cash flows from financing activities:
Repurchases of common stock	(724)	(1,580)
Issuance of common stock under employee plans	44	29
Issuance (repayment) of commercial paper (maturity 90 days or less), net	138	0
Proceeds from debt	1,151	2,433
Repayments of debt	(2,104)	(693)
Other	8	2
Change in cash from financing activities	(1,487)	191
Effect of exchange rate changes on cash and cash equivalents	(58)	79
Change in cash and cash equivalents	(2,333)	710
Cash and cash equivalents at beginning of the period	13,852	13,913
Cash and cash equivalents at the end of the period	$ 11,519	$ 14,623