Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The amount of goodwill arising from a business combination that is expected to be deductible for tax purposes.

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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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.

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The number of businesses acquired by the entity during the period.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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BUSINESS COMBINATIONS, GOODWILL AND INTANGIBLE ASSETS - VMware Acquisitions (Details)	3 Months Ended			9 Months Ended
	Oct. 30, 2020 USD ($)	Jul. 31, 2020 USD ($)	May 01, 2020 USD ($)	Oct. 30, 2020 USD ($) acquisition	Nov. 01, 2019 USD ($)	Jan. 31, 2020 USD ($)
Business Acquisition [Line Items]
Payments to acquire businesses, net				$ (2,187,000,000)	$ 3,000,000
Goodwill	$ 40,643,000,000			40,643,000,000		$ 41,691,000,000
VMware
Business Acquisition [Line Items]
Goodwill	20,762,000,000			20,762,000,000		$ 20,532,000,000
VMware \| SaltStack
Business Acquisition [Line Items]
Payments to acquire businesses, net	51,000,000
Intangible assets	29,000,000			29,000,000
Goodwill	24,000,000			24,000,000
Goodwill, expected tax deductible amount	$ 0			0
Weighted-average useful lives	3 years
VMware \| Datrium
Business Acquisition [Line Items]
Payments to acquire businesses, net		$ 137,000,000
Intangible assets		25,000,000
Goodwill		91,000,000
Goodwill, expected tax deductible amount		$ 0
VMware \| Datrium \| Technology \| Minimum
Business Acquisition [Line Items]
Weighted-average useful lives		3 years
VMware \| Datrium \| Technology \| Maximum
Business Acquisition [Line Items]
Weighted-average useful lives		5 years
VMware \| Lastline, Inc.
Business Acquisition [Line Items]
Payments to acquire businesses, net		$ 114,000,000
Intangible assets		29,000,000
Goodwill		86,000,000
Goodwill, expected tax deductible amount		$ 0
VMware \| Lastline, Inc. \| Technology \| Minimum
Business Acquisition [Line Items]
Weighted-average useful lives		1 year
VMware \| Lastline, Inc. \| Technology \| Maximum
Business Acquisition [Line Items]
Weighted-average useful lives		4 years
VMware \| Nyansa, Inc
Business Acquisition [Line Items]
Payments to acquire businesses, net			$ 14,000,000
Intangible assets			38,000,000
Goodwill			24,000,000
Goodwill, expected tax deductible amount			$ 0
VMware \| Nyansa, Inc \| Technology \| Minimum
Business Acquisition [Line Items]
Weighted-average useful lives			1 year
VMware \| Nyansa, Inc \| Technology \| Maximum
Business Acquisition [Line Items]
Weighted-average useful lives			4 years
VMware \| Fiscal 2021 Acquisitions
Business Acquisition [Line Items]
Payments to acquire businesses, net				44,000,000
Intangible assets	$ 35,000,000			35,000,000
Goodwill	16,000,000			16,000,000
Goodwill, expected tax deductible amount	$ 24,000,000			$ 24,000,000
Number of completed acquisitions \| acquisition				3
VMware \| Fiscal 2021 Acquisitions \| Technology \| Minimum
Business Acquisition [Line Items]
Weighted-average useful lives				1 year
VMware \| Fiscal 2021 Acquisitions \| Technology \| Maximum
Business Acquisition [Line Items]
Weighted-average useful lives				5 years