Income and Other Taxes (Details Textual) (USD $)	12 Months Ended
	Feb. 03, 2012	Jan. 28, 2011	Jan. 29, 2010
Valuation Allowance
Tax Credit Carryforward, Valuation Allowance	$ 44,000,000	$ 48,000,000
Operating Loss Carryforwards, Valuation Allowance	29,000,000	20,000,000
Other Tax Carryforward, Valuation Allowance	0	4,000,000
Deferred Tax Assets Related To Acquired Net Operating Loss And Credit Carryforwards	124,000,000	41,000,000
Basis difference primarily related to undistributed foreign earnings	15,900,000,000
Residual income tax related to undistributed foreign earnings	5,200,000,000
Income tax benefits attributable to the tax holidays, amount	474,000,000	321,000,000	149,000,000
Income tax benefits attributable to the tax holidays, per share	$ 0.26	$ 0.17	$ 0.08
Gross accrued interest and penalties	664,000,000	552,000,000	507,000,000
Amounts of offsetting tax benefits associated with estimated transfer pricing, the benefit of interest deductions, and state income tax benefits.	295,000,000	242,000,000	209,000,000
Unrecognized tax benefits, net that would affect tax rate	2,563,000,000	2,293,000,000
Interest and penalties included in income tax expense	112,000,000	45,000,000	107,000,000
Acquired Net Operating Loss and Credit Carryforwards
Valuation Allowance
Offset For Recording The Acquired Net Operating Loss And Credit Carryforwards To Apic	$ 10,000,000	$ 21,000,000