Derivative Instruments and Hedging Activities, Gain (Loss) (Details 1) (USD $) In Millions, unless otherwise specified	3 Months Ended
	May 03, 2013	May 04, 2012
Derivative Instruments, Gain (Loss)
Gain (Loss) Recognized in Accumulated OCI, Net of Tax, on Derivatives (Effective Portion)	$ 46	$ (25)
Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	32	(14)
Gain (Loss) Recognized in Income on Derivative (Ineffective Portion)	2	0
Total net revenue
Derivative Instruments, Gain (Loss)
Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	28	(3)
Total cost of net revenue
Derivative Instruments, Gain (Loss)
Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	3	(11)
Interest and other, net
Derivative Instruments, Gain (Loss)
Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	1	0
Gain (Loss) Recognized in Income on Derivative (Ineffective Portion)	2	0
Foreign exchange contracts
Derivative Instruments, Gain (Loss)
Gain (Loss) Recognized in Accumulated OCI, Net of Tax, on Derivatives (Effective Portion)	46	(25)
Interest rate contracts
Derivative Instruments, Gain (Loss)
Gain (Loss) Recognized in Accumulated OCI, Net of Tax, on Derivatives (Effective Portion)	$ 0	$ 0