Derivative Instruments and Hedging Activities - Gain (Loss) on Derivatives in AOCI (Details) - Cash Flow Hedging - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	May 02, 2021	Apr. 26, 2020	May 02, 2021	Apr. 26, 2020
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion - gain (loss) recognized in AOCI	$ 14	$ (165)	$ 15	$ (176)
Foreign exchange contracts
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion - gain (loss) recognized in AOCI	14	(3)	15	4
Interest rate contracts
Derivative Instruments, Gain (Loss) [Line Items]
Effective portion - gain (loss) recognized in AOCI	$ 0	$ (162)	$ 0	$ (180)