DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Effect of Derivative Instruments on the Condensed Consolidated Statements of Financial Position and the Condensed Consolidated Statements of Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 31, 2020	Aug. 02, 2019	Jul. 31, 2020	Aug. 02, 2019
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Accumulated OCI, Net of Tax, on Derivatives	$ (257)	$ 105	$ (90)	$ 257
Gain (Loss) Reclassified from Accumulated OCI into Income	8	68	108	126
Gain (Loss) Recognized in Income	157	(8)	170	(81)
Foreign exchange contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Accumulated OCI, Net of Tax, on Derivatives	(257)	105	(90)	257
Foreign exchange contracts | Total net revenue
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Reclassified from Accumulated OCI into Income	9	68	105	126
Foreign exchange contracts | Total cost of net revenue
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Reclassified from Accumulated OCI into Income	(1)	0	3	0
Foreign exchange contracts | Interest and other, net
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Income	162	7	214	(59)
Interest rate contracts
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Recognized in Accumulated OCI, Net of Tax, on Derivatives	0	0	0	0
Interest rate contracts | Interest and other, net
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Reclassified from Accumulated OCI into Income	0	0	0	0
Gain (Loss) Recognized in Income	$ (5)	$ (15)	$ (44)	$ (22)