GOODWILL AND INTANGIBLE ASSETS - Intangible Assets (Details) - USD ($)	3 Months Ended		6 Months Ended
	Aug. 02, 2019	Aug. 03, 2018	Aug. 02, 2019	Aug. 03, 2018	Feb. 01, 2019
Business Acquisition [Line Items]
Gross	$ 39,444,000,000		$ 39,444,000,000		$ 39,870,000,000
Accumulated Amortization	(23,480,000,000)		(23,480,000,000)		(21,355,000,000)
Total	15,964,000,000		15,964,000,000		18,515,000,000
Total intangible assets	43,199,000,000		43,199,000,000		43,625,000,000
Intangible assets, net	19,719,000,000		19,719,000,000		22,270,000,000
Amortization expense	1,100,000,000	$ 1,500,000,000	2,300,000,000	$ 3,000,000,000.0
Impairment charges related to intangible assets acquired		$ 0		$ 0
Customer relationships
Business Acquisition [Line Items]
Gross	22,712,000,000		22,712,000,000		22,750,000,000
Accumulated Amortization	(12,828,000,000)		(12,828,000,000)		(11,703,000,000)
Total	9,884,000,000		9,884,000,000		11,047,000,000
Developed technology
Business Acquisition [Line Items]
Gross	15,450,000,000		15,450,000,000		15,701,000,000
Accumulated Amortization	(9,941,000,000)		(9,941,000,000)		(9,036,000,000)
Total	5,509,000,000		5,509,000,000		6,665,000,000
Trade names
Business Acquisition [Line Items]
Gross	1,282,000,000		1,282,000,000		1,291,000,000
Accumulated Amortization	(711,000,000)		(711,000,000)		(606,000,000)
Total	571,000,000		571,000,000		685,000,000
Leasehold assets (liabilities)
Business Acquisition [Line Items]
Gross	0		0		128,000,000
Accumulated Amortization	0		0		(10,000,000)
Total	0		0		118,000,000
Trade names
Business Acquisition [Line Items]
Indefinite-lived trade names	$ 3,755,000,000		$ 3,755,000,000		$ 3,755,000,000