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Stock Incentive Plans - Narrative (Details) - USD ($)
$ in Millions
12 Months Ended
Apr. 16, 2021
Jan. 29, 2022
Jan. 30, 2021
Feb. 01, 2020
Jun. 14, 2018
Jun. 13, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Accelerated stock-based compensation $ 17.5          
Stock-based compensation   $ 53.8 $ 32.2 $ 18.8    
Stock-based compensation, post-tax   38.8 23.2 13.5    
Unrecognized compensation cost   $ 49.5        
Unrecognized compensation cost, period to be recognized   3 years        
Intrinsic value of options exercised   $ 55.2 45.0 37.1    
Tax benefit related to option exercises   15.5 12.6 10.4    
Intrinsic value of options vested and expected to vest   $ 87.3        
Stock options            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period   3 years        
Contractual term   10 years        
Performance Stock            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Estimated payout percentage   100.00%        
Maximum payout percentage   200.00%        
Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Fair value as of vesting date   $ 46.9        
Restricted Stock Units            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Fair value as of vesting date   $ 1.3        
The 2018 Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares authorized (in shares)           13,148,058
Shares available for issuance (in shares)   5,544,648        
The 2011 Plan and 2012 Director Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares reserved (in shares)           985,369
Employee Stock Purchase Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock-based compensation   $ 0.8 $ 0.6 $ 0.4    
ESPP, allocated shares (in shares)         973,014  
ESPP, annual increase on first day of calendar year (in shares)         486,507  
ESPP, annual increase on first day of calendar year, percent         0.50%