Income Taxes - Reconciliation of Provision for Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
Jan. 29, 2021	Jan. 31, 2020	Feb. 01, 2019
Income Tax Disclosure [Abstract]
Amount computed at the statutory federal income tax rate	$ 57	$ 60	$ 36
State income taxes, net of federal tax benefit	13	14	9
Research and development and other federal credits	(8)	(11)	(8)
Non-deductible compensation	3	2	3
Non-deductible acquisition costs	0	0	3
Excess tax benefits for stock-based compensation	(3)	(4)	(9)
Other	(2)	(4)	(1)
Total	$ 60	$ 57	$ 33
Effective Income Tax Rate Reconciliation, Percent	22.10%	20.00%	19.40%

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

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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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