Net Income (Loss) Per Share - Calculations of Basic and Diluted Net Income (Loss) Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	12 Months Ended
	Feb. 03, 2024	Jan. 28, 2023	Jan. 29, 2022
Earnings Per Share [Abstract]
Net income (loss)	$ (998.4)	$ 1,615.4	$ 1,327.9
Weighted average number of shares outstanding (in shares)	219.5	223.2	227.9
Earnings Per Share, Basic	$ (4.55)	$ 7.24	$ 5.83
Net income (loss)	$ (998.4)	$ 1,615.4	$ 1,327.9
Dilutive effect of stock options and restricted stock (as determined by applying the treasury stock method) (in shares)	0.0	0.9	1.1
Weighted Average Number of Shares Outstanding, Diluted	219.5	224.1	229.0
Diluted net income per share (usd per share)	$ (4.55)	$ 7.21	$ 5.80