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Equity - Narrative (Details)
$ in Millions
6 Months Ended 12 Months Ended
Aug. 03, 2024
USD ($)
plan
shares
Jul. 29, 2023
USD ($)
shares
Feb. 03, 2024
shares
Jan. 28, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Number of equity incentive plans | plan 2      
Intrinsic value of shares exercised | $ $ 11.1 $ 7.0    
Stock options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Cost not yet recognized, amount | $ $ 0.6      
Cost not yet recognized, period for recognition 1 month 6 days      
RSUs        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Cost not yet recognized, amount | $ $ 574.3      
Cost not yet recognized, period for recognition 1 year 3 months 18 days      
Award vesting period 4 years     4 years
RSUs | Minimum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award vesting period     3 years  
RSUs | Maximum        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Award vesting period     4 years  
Employee stock purchase plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares reserved for future issuance, annual evergreen increase (in shares) 5,459,735      
Cost not yet recognized, amount | $ $ 7.1      
Cost not yet recognized, period for recognition 7 months 6 days      
Purchase price of common stock 85.00%      
Offering period 12 months      
Purchase period 6 months      
Common stock purchases (in shares) 616,193 1,152,816    
Common stock purchases | $ $ 16.1 $ 13.0    
Employee stock purchase plan | 2021 Employee Stock Purchase Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expected dividend yield 0.00% 0.00%    
Employee stock purchase plan | First Purchase Period        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expected term (years) 6 months      
Employee stock purchase plan | Second Purchase Period        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expected term (years) 1 year      
Employee stock purchase plan | Minimum | 2021 Employee Stock Purchase Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expected term (years) 6 months 6 months    
Employee stock purchase plan | Maximum | 2021 Employee Stock Purchase Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Expected term (years) 1 year 1 year    
Common Class A        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Common stock, outstanding (in shares) 224,050,531   200,989,931  
Common stock, issued (in shares) 224,050,531   200,989,931  
Common Class A | Shares available for future grants        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares reserved for future issuance, annual evergreen increase (in shares) 27,298,676      
Common Class B        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Common stock, outstanding (in shares) 332,310,673   344,983,598  
Common stock, issued (in shares) 332,310,673   344,983,598  
Common Class C        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Common stock, outstanding (in shares) 0   0  
Common stock, issued (in shares) 0   0