Non-Cash Stock Compensation Expense (Detail) - USD ($) $ in Thousands		3 Months Ended
		Apr. 30, 2022	May 01, 2021
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Non-Cash Stock Compensation	[1]	$ 16,705	$ 12,879
Restricted Stock and Restricted Stock Unit Grants
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Non-Cash Stock Compensation	[2]	8,492	6,256
Stock Option Grants
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Non-Cash Stock Compensation	[2]	4,999	4,394
Performance Stock Unit Grants
Employee Service Share Based Compensation Allocation Of Recognized Period Costs [Line Items]
Non-Cash Stock Compensation	[2]	$ 3,214	$ 2,229

[1] The amounts presented in the table above exclude taxes. For the three month period ended April 30, 2022, the tax benefit related to the Company’s non-cash stock compensation was approximately $3.2 million. For the three month period ended May 1, 2021, the tax benefit related to the Company’s non-cash stock compensation was approximately $2.4 million.

[2] Included in the line item “Selling, general and administrative expenses” in the Company’s Condensed Consolidated Statements of Income.