BUSINESS COMBINATIONS, GOODWILL AND INTANGIBLE ASSETS - Goodwill (Details) $ in Millions	9 Months Ended
Oct. 30, 2020 USD ($)
Goodwill [Roll Forward]
Goodwill	$ 41,691
Goodwill acquired	238
Impact of foreign currency translation	99
Goodwill divested	(1,385)
Goodwill	40,643
Infrastructure Solutions Group
Goodwill [Roll Forward]
Goodwill	15,089
Goodwill acquired	0
Impact of foreign currency translation	90
Goodwill divested	0
Goodwill	15,179
Client Solutions Group
Goodwill [Roll Forward]
Goodwill	4,237
Goodwill acquired	0
Impact of foreign currency translation	0
Goodwill divested	0
Goodwill	4,237
VMware
Goodwill [Roll Forward]
Goodwill	20,532
Goodwill acquired	230
Impact of foreign currency translation	0
Goodwill divested	0
Goodwill	20,762
Other Businesses
Goodwill [Roll Forward]
Goodwill	1,833
Goodwill acquired	8
Impact of foreign currency translation	9
Goodwill divested	(1,385)
Goodwill	$ 465

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(10)(1))
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-Name Accounting Standards Codification
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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

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