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Stock-Based Compensation and Benefit Plans - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Jan. 28, 2024	Jan. 29, 2023	Jan. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options granted vesting rate	25.00%
Stock-based compensation expense	$ 92.7	$ 77.2	$ 66.4
Unrecognized compensation cost for all stock-based compensation plans	$ 135.9	$ 118.0
Unrecognized compensation cost for all stock-based compensation plans, recognition period	2 years	2 years 1 month 6 days
ESPP participant contribution, company match percent	33.33%
Common stock per performance share unit	2
Weighted-average grant date fair value of granted shares (in dollars per share)	$ 130.75	$ 124.17	$ 94.09
Vesting period	2 years
Company contributions	$ 19.8	$ 14.0	$ 11.8
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Participant contribution, company match percent	50.00%
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Participant contribution, company match percent	75.00%
Common Stock \| 2023 Equity Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum shares available under plan	4,000,000
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	4 years
Expiration period	7 years
Unrecognized compensation cost for all stock-based compensation plans	$ 35.8
Unrecognized compensation cost for all stock-based compensation plans, recognition period	2 years 7 months 6 days
Performance-Based Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
Restricted Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	1 year
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	3 years
ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum shares available under plan	6,000,000.0
Shares issues for ESPP	100,000	100,000	100,000
Remaining number of shares authorized to be repurchased (in shares)	4,400,000