Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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Stock-Based Compensation - Additional Information (Detail) - USD ($)	12 Months Ended
	Feb. 02, 2020	Feb. 03, 2019	Jan. 28, 2018	Jan. 28, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Maximum term of grants of option awards, years	7 years
Vesting period of awards granted to employees, years	4 years
Stock-based compensation expense	$ 64,163,000	$ 59,802,000		$ 42,988,000
Unamortized expense	$ 83,444,000
Unamortized expense expected to be recognized over average remaining service period (years)	2 years
Total current tax benefit associated with the exercise of stock-based awards	$ 13,793,000	9,927,000	$ 16,066,000
Selling, General and Administrative Expenses
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 64,163,000	$ 59,802,000		$ 42,988,000
Minimum \| Non-Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of awards granted to employees, years	1 year
Equity Award Programs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Aggregate number of shares under the Plan	36,570,000
Shares available for future grant	5,430,000
Option Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards annual grant limit	1,000,000
Option Awards \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price as a percentage of closing price on the day prior to the grant date	100.00%
Service Based Option Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of awards granted to employees, years	4 years
Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards annual grant limit	1,000,000
Performance Based Stock Awards
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of awards granted to employees, years	3 years