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Stock-Based Compensation - Employee Stock Purchase Plan Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended 12 Months Ended
Jun. 29, 2021
Jul. 31, 2023
Jan. 31, 2024
Jan. 31, 2023
Jan. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Common stock, capital shares reserved for future issuance (in shares)       95,075,431 88,922,952
Share price (in USD per share)       $ 35  
Share-based payment arrangement, expense       $ 164,466 $ 87,889
Value purchased for award       19,200 11,400
Share-based payment arrangement, plan modification, incremental cost       4,500  
Forecast          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based payment arrangement, plan modification, incremental cost     $ 6,200    
ESPP          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Common stock, capital shares reserved for future issuance (in shares) 7,056,319        
Expiration period 10 years        
Percentage of outstanding stock, maximum 1.00%        
Consecutive offering period 6 months        
Consecutive purchase period 6 months        
Maximum employee subscription rate 85.00%        
Lookback period 24 months        
Share-based payment arrangement, expense       12,700 $ 5,500
Amount withheld for future purchases       $ 1,500  
Shares purchased for award (in shares)       1,335,183 381,716
Share-based payment arrangement, plan modification, incremental cost       $ 400  
ESPP | Forecast          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based payment arrangement, plan modification, incremental cost   $ 400