Derivative Instruments and Hedging Activities (Gain/Loss Recognized in Income) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	May. 01, 2016	Apr. 26, 2015	May. 01, 2016	Apr. 26, 2015
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives Not Designated as Hedging Instruments	$ 0	$ 14	$ 0	$ 92
Foreign exchange contracts [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives Not Designated as Hedging Instruments	(32)	13	(36)	112
Foreign exchange contracts [Member] | Gain on derivatives associated with terminated business combination [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives Not Designated as Hedging Instruments	0	14	0	92
Foreign exchange contracts [Member] | General and administrative [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivatives Not Designated as Hedging Instruments	$ (32)	$ (1)	$ (36)	$ 20