Stockholders' Equity (Restricted Stock Activity) (Details) - Restricted stock shares in Thousands	12 Months Ended
	Jan. 29, 2022 $ / shares shares
Number of shares (000)
Unvested at beginning of period (in shares) | shares	4,230
Awarded (in shares) | shares	1,521
Released (in shares) | shares	(1,229)
Forfeited (in shares) | shares	(144)
Unvested at end of period (in shares) | shares	4,378
Weighted-average grant date fair value
Unvested at beginning of period (in dollars per share) | $ / shares	$ 85.15
Awarded (in dollars per share) | $ / shares	120.03
Released (in dollars per share) | $ / shares	75.76
Forfeited (in dollars per share) | $ / shares	96.14
Unvested at end of period (in dollars per share) | $ / shares	$ 99.58