DEFERRED REVENUE - Changes in Deferred Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 30, 2020	Nov. 01, 2019	Oct. 30, 2020	Nov. 01, 2019	Jan. 31, 2020
Deferred revenue:
Deferred revenue at beginning of period	$ 28,791	$ 25,348	$ 27,800	$ 24,010
Revenue deferrals	5,432	5,326	17,560	16,201
Revenue recognized	(5,542)	(4,922)	(16,418)	(14,459)
Other	0	151	(261)	151
Deferred revenue at end of period	28,681	25,903	28,681	25,903
Short-term deferred revenue	15,259	13,787	15,259	13,787	$ 14,881
Long-term deferred revenue	$ 13,422	$ 12,116	$ 13,422	$ 12,116	$ 12,919