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Equity Incentive Plans and Stock-Based Compensation - Additional Information (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
1 Months Ended 3 Months Ended
Jul. 29, 2022
Apr. 22, 2021
Sep. 30, 2020
Apr. 30, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted-average grant date fair value of stock options granted (in dollars per share)       $ 16.51
Intrinsic value of stock options exercised       $ 13.5
Cost not yet recognized for unvested options       $ 142.6
Re:infer        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock issued at closing subject to clawback provisions (in shares) 0.4      
Stock Options        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted-average remaining period       2 years 7 months 6 days
Restricted Stock Units        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted-average remaining period       2 years 8 months 12 days
Fair value of RSUs vested       $ 73.1
Unrecognized compensation expense       $ 751.5
Grant date fair value per share (in dollars per share)       $ 16.58
Restricted Stock Awards        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted-average remaining period       1 year 4 months 24 days
Award vesting period     4 years  
Unrecognized compensation expense       $ 1.4
Restricted stock awards issued (in shares)     0.1  
Grant date fair value per share (in dollars per share)     $ 33.22  
Restricted stock awards issued, value     $ 4.0  
ESPP        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares available for future issuances (in shares)   15.5    
Period of shares automatically increase   10 years    
Percentage of total number of shares   1.00%    
Number of shares authorized (in shares)   21.5    
Weighted-average remaining period       1 month 6 days
Unrecognized compensation expense       $ 0.9
Common Stock | Re:infer        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Weighted-average remaining period 3 years     2 years 3 months 18 days
Unrecognized compensation expense $ 7.6     $ 5.7
Class A Common Stock | ESPP        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Purchase price of common stock, offering date, percent of market price   85.00%    
Purchase price of common stock, purchase date, percent of market price   85.00%    
2021 Stock Plan        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Period of shares automatically increase   10 years    
Percentage of total number of shares   5.00%    
2021 Stock Plan | Class A Common Stock        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Shares available for future issuances (in shares)       173.7