Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jul. 31, 2021	Aug. 01, 2020	Jul. 31, 2021	Aug. 01, 2020
Income Tax Disclosure [Abstract]
Effective income tax rate	25.10%	17.70%	23.60%	26.70%
Provision (benefit) for income taxes	$ 125	$ (11)	$ 202	$ (126)
Income (loss) before tax	499	(60)	853	(472)
Income tax expense (benefit), CARES Act		21		(21)
Tax adjustments, settlements, and unusual provisions				50
Income taxes paid	$ 320	$ 13	$ 330	$ 22

Income Tax Expense (Benefit), CARES Act

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

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

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The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.

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Amount of increase (decrease) to previously recorded tax expense. Includes, but is not limited to, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, and IRS tax settlement.

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