DEFERRED REVENUE - Changes in Deferred Revenue (Details) - USD ($) $ in Millions	3 Months Ended
	May 01, 2020	May 03, 2019	Jan. 31, 2020
Deferred revenue:
Deferred revenue at beginning of period	$ 27,800	$ 24,010
Revenue deferrals	5,423	4,900
Revenue recognized	(5,356)	(4,732)
Other	(250)	0
Deferred revenue at end of period	27,617	24,178
Short-term deferred revenue	14,766	13,043	$ 14,881
Long-term deferred revenue	$ 12,851	$ 11,135	$ 12,919