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Share-Based Compensation - Additional Information (Detail) - USD ($)
shares in Millions
3 Months Ended 6 Months Ended
Aug. 01, 2020
Aug. 03, 2019
Aug. 01, 2020
Aug. 03, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Share-based compensation $ 11,600,000 $ 9,300,000 $ 15,654,000 $ 14,298,000
Share-based compensation, net of tax $ 7,000,000.0 $ 7,000,000.0 9,500,000 10,900,000
Net proceeds from stock options exercised     $ 0 2,119,000
Tax benefit realized from stock option exercises       $ 100,000
Shares available for all equity grants 9.1   9.1  
Employee Stock Option        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation expense $ 7,400,000   $ 7,400,000  
Unrecognized compensation expense, weighted average period     2 years 2 months 12 days  
Time Based Restricted Stock Units        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Vesting period     3 years  
Unrecognized compensation expense, weighted average period     2 years 3 months 18 days  
Unrecognized compensation expense, restricted stock grants 36,300,000   $ 36,300,000  
Performance-Based Restricted Stock Units        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Vesting period     3 years  
Unrecognized compensation expense, restricted stock grants $ 7,200,000   $ 7,200,000  
Performance-Based Restricted Stock Units | Minimum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation expense, weighted average period     1 year  
Performance-Based Restricted Stock Units | Maximum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Unrecognized compensation expense, weighted average period     2 years