Share-Based Compensation (Restricted Stock Units Activity) (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		6 Months Ended
		Aug. 03, 2024	Jul. 29, 2023	Aug. 03, 2024	Jul. 29, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Payment Arrangement, Exercise of Option, Tax Benefit		$ 2,778	$ 325	$ 17,332	$ 1,442
Restricted Stock Unit Activity, Number of Underlying Shares
Number of Underlying Shares, Beginning Balance at January 30, 2021				25,600
Number of Underlying Shares, Forfeited				0
Number of Underlying Shares, Ending Balance at July 31, 2021		0		0
Restricted Stock Unit Activity, Weighted-Average Grant Date Fair Value
Weighted-Average Grant Date Fair Value, Beginning Balance				$ 29.29
Weighted-Average Grant Date Fair Value, Forfeited				0
Weighted-Average Grant Date Fair Value, Ending Balance		$ 0		$ 0
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		$ 48,233		$ 48,233
Restricted Stock Unit Activity, Number of Underlying Shares
Number of Underlying Shares, Beginning Balance at January 30, 2021				1,886,085
Number of Underlying Shares, Granted				234,497
Number of Underlying Shares, Adjustments for performance achievement				0
Number of Underlying Shares, Vested				(828,274)
Number of Underlying Shares, Forfeited				(56,716)
Number of Underlying Shares, Ending Balance at July 31, 2021		1,235,592		1,235,592
Restricted Stock Unit Activity, Weighted-Average Grant Date Fair Value
Weighted-Average Grant Date Fair Value, Beginning Balance				$ 27.12
Weighted-Average Grant Date Fair Value, Granted				122.67
Weighted-Average Grant Date Fair Value, Adjustments for performance achievement				0
Weighted-Average Grant Date Fair Value, Vested				24.75
Weighted-Average Grant Date Fair Value, Forfeited				33.84
Weighted-Average Grant Date Fair Value, Ending Balance		$ 46.61		$ 46.61
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition				1 year 3 months 18 days
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		$ 19,172		$ 19,172
Restricted Stock Unit Activity, Number of Underlying Shares
Number of Underlying Shares, Beginning Balance at January 30, 2021				521,212
Number of Underlying Shares, Granted				53,775
Number of Underlying Shares, Adjustments for performance achievement				150,446
Number of Underlying Shares, Vested				(300,892)
Number of Underlying Shares, Forfeited				0
Number of Underlying Shares, Ending Balance at July 31, 2021	[1]	424,541		424,541
Restricted Stock Unit Activity, Weighted-Average Grant Date Fair Value
Weighted-Average Grant Date Fair Value, Beginning Balance				$ 30.03
Weighted-Average Grant Date Fair Value, Granted				120.56
Weighted-Average Grant Date Fair Value, Adjustments for performance achievement				32.10
Weighted-Average Grant Date Fair Value, Vested				32.10
Weighted-Average Grant Date Fair Value, Forfeited				0
Weighted-Average Grant Date Fair Value, Ending Balance		$ 40.76		$ 40.76
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition				1 year 4 months 24 days
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		$ 7,105		$ 7,105
Restricted Stock Unit Activity, Number of Underlying Shares
Number of Underlying Shares, Beginning Balance at January 30, 2021				260,619
Number of Underlying Shares, Granted				26,895
Number of Underlying Shares, Adjustments for performance achievement				75,227
Number of Underlying Shares, Vested				(150,454)
Number of Underlying Shares, Forfeited				0
Number of Underlying Shares, Ending Balance at July 31, 2021	[1]	212,287		212,287
Restricted Stock Unit Activity, Weighted-Average Grant Date Fair Value
Weighted-Average Grant Date Fair Value, Beginning Balance				$ 43.90
Weighted-Average Grant Date Fair Value, Granted				180.71	$ 41.20
Weighted-Average Grant Date Fair Value, Adjustments for performance achievement				50.34
Weighted-Average Grant Date Fair Value, Vested				50.34
Weighted-Average Grant Date Fair Value, Forfeited				0
Weighted-Average Grant Date Fair Value, Ending Balance		$ 58.95		$ 58.95
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition				1 year 4 months 24 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.