Effective Income Tax Rate Reconciliation, Adoption Of New Accounting Standard

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Effective Income Tax Rate Reconciliation, Intra-Entity Asset Transfer

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Amount of decrease reasonably possible in the next twelve months for the unrecognized tax benefit.

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of reported income tax expense (benefit) in excess of (less than) expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations, attributable to Tax Cuts and Jobs Act.

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Amount, before tax, of income (loss) including portion attributable to noncontrolling interest. Includes, but is not limited to, income (loss) from continuing operations, discontinued operations and equity method investments.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible impairment loss.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of unrecognized tax benefits.

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INCOME AND OTHER TAXES - Narrative (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Aug. 02, 2019	May 03, 2019	Aug. 03, 2018	Aug. 02, 2019	Aug. 03, 2018	Feb. 01, 2019
Operating Loss Carryforwards [Line Items]
Effective income tax rate	3912.60%		1.50%	1895.70%	8.40%
Pre-tax losses	$ (111)		$ (468)	$ (254)	$ (1,091)
Discrete tax benefit from intra-entity asset transfer	4,500	$ 405
Discrete tax expense relating to change in certain foreign tax credits associated with U.S. Tax Reform	273			273
Discrete tax benefit relating to virtustream impairment charges	95
Discrete tax benefit from adoption of revenue standard					$ 154
Unrecognized tax benefits	3,500			3,500		$ 3,400
Minimum
Operating Loss Carryforwards [Line Items]
Reasonably possible decrease in unrecognized tax benefits	500			500
Maximum
Operating Loss Carryforwards [Line Items]
Reasonably possible decrease in unrecognized tax benefits	$ 800			$ 800