Derivative Instruments and Hedging Activities (Details) (USD $) In Millions	Oct. 28, 2011	Jan. 28, 2011
Notional Amount of Derivative Instruments [Line Items]
Notional Amount of Foreign Currency Cash Flow Hedge Derivatives	$ 4,854	$ 5,364
Notional Amount of Foreign Currency Derivative Instruments Not Designated as Hedging Instruments	186	250
Notional Amount of Foreign Currency Derivatives	5,040	5,614
Notional Amount of Interest Rate Fair Value Hedge Derivatives	500	0
Notional Amount of Interest Rate Cash Flow Hedge Derivatives	669	625
Notional Amount of Interest Rate Derivative Instruments Not Designated as Hedging Instruments	121	145
Notional Amount of Interest Rate Derivatives	$ 1,290	$ 770