Share-Based Compensation (Restricted Stock Units Activity) (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended
		May 03, 2025	May 04, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Payment Arrangement, Exercise of Option, Tax Benefit		$ 4,591	$ 14,554
Service-based restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount		$ 61,175
Restricted Stock Unit Activity, Number of Underlying Shares
Number of Underlying Shares, Beginning Balance at January 30, 2021		1,173,185
Number of Underlying Shares, Granted		398,724
Number of Underlying Shares, Adjustments for performance achievement		0
Number of Underlying Shares, Vested		(487,315)
Number of Underlying Shares, Forfeited		(6,826)
Number of Underlying Shares, Ending Balance at July 31, 2021		1,077,768
Restricted Stock Unit Activity, Weighted-Average Grant Date Fair Value
Weighted-Average Grant Date Fair Value, Beginning Balance		$ 47.95
Weighted-Average Grant Date Fair Value, Granted		78.72
Weighted-Average Grant Date Fair Value, Adjustments for performance achievement		0
Weighted-Average Grant Date Fair Value, Vested		41.74
Weighted-Average Grant Date Fair Value, Forfeited		49.13
Weighted-Average Grant Date Fair Value, Ending Balance		$ 62.20
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition		1 year 6 months
Performance-based restricted stock units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount		$ 14,876
Restricted Stock Unit Activity, Number of Underlying Shares
Number of Underlying Shares, Beginning Balance at January 30, 2021		424,541
Number of Underlying Shares, Granted		95,309
Number of Underlying Shares, Adjustments for performance achievement		152,539
Number of Underlying Shares, Vested		(326,867)
Number of Underlying Shares, Forfeited		0
Number of Underlying Shares, Ending Balance at July 31, 2021	[1]	345,522
Restricted Stock Unit Activity, Weighted-Average Grant Date Fair Value
Weighted-Average Grant Date Fair Value, Beginning Balance		$ 40.76
Weighted-Average Grant Date Fair Value, Granted		78.69
Weighted-Average Grant Date Fair Value, Adjustments for performance achievement		30.12
Weighted-Average Grant Date Fair Value, Vested		30.12
Weighted-Average Grant Date Fair Value, Forfeited		0
Weighted-Average Grant Date Fair Value, Ending Balance		$ 56.59
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition		1 year
Market-based restricted stock units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount		$ 8,218
Restricted Stock Unit Activity, Number of Underlying Shares
Number of Underlying Shares, Beginning Balance at January 30, 2021		212,287
Number of Underlying Shares, Granted		47,663
Number of Underlying Shares, Adjustments for performance achievement		87,168
Number of Underlying Shares, Vested		(174,336)
Number of Underlying Shares, Forfeited		0
Number of Underlying Shares, Ending Balance at July 31, 2021	[1]	172,782
Restricted Stock Unit Activity, Weighted-Average Grant Date Fair Value
Weighted-Average Grant Date Fair Value, Beginning Balance		$ 58.95
Weighted-Average Grant Date Fair Value, Granted		85.88	$ 180.71
Weighted-Average Grant Date Fair Value, Adjustments for performance achievement		41.38
Weighted-Average Grant Date Fair Value, Vested		41.38
Weighted-Average Grant Date Fair Value, Forfeited		0
Weighted-Average Grant Date Fair Value, Ending Balance		$ 75.24
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition		1 year 2 months 12 days

[1] Unvested shares related to restricted stock units with performance-based and market-based vesting conditions are reflected at 100% of their target vesting amount in the table above. Unvested shares related to restricted stock units with performance-based and market-based vesting conditions can be achieved from zero up to 200% of their target vesting amount.