v3.26.1
Stock-Based Compensation - Narrative (Details)
$ in Thousands
 1 Months Ended 2 Months Ended 3 Months Ended 6 Months Ended
Mar. 31, 2025
shares
Jan. 31, 2023
shares
Jan. 31, 2022
shares
Aug. 31, 2021
shares
Jun. 30, 2021
USD ($)
performanceCondition
shares
Mar. 31, 2026
shares
Jun. 30, 2026
USD ($)
shares
Mar. 31, 2026
shares
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
shares
Jun. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Total stock-based compensation expense | $             $ 9,904   $ 8,896 $ 21,295 $ 21,229  
2021 Plan                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Annual increase in shares authorized, percent       5.00%                
Number of additional shares authorized   6,116,000                    
The Plans | Series A common stock                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Options approved for grant (in shares)             34,133,000     34,133,000    
Stock options or restricted stock units (RSUs) | 2021 Incentive Award Plan                        
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]                        
Options approved for grant (in shares)             7,252,000     7,252,000    
Number of additional shares authorized     1,223,000 16,615,000                
Restricted stock units (RSUs)                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Total stock-based compensation expense | $             $ 7,400   7,600 $ 16,400 17,700  
Units vested (in shares)                   886,000    
Granted (in shares)                   1,430,000    
Vested and not yet released (in shares)                   51,000    
Restricted stock units (RSUs) | The Plans                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Non-vested award, cost not yet recognized, period for recognition                   1 year 4 months 24 days    
Cost not yet recognized, outstanding awards | $             53,300     $ 53,300    
Restricted stock units (RSUs) | The Founders Grant                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Vested and not yet released (in shares)               904,000   955,000    
Performance stock units (PSUs)                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Total stock-based compensation expense | $             2,100   $ 900 $ 3,300 $ 2,300  
Granted (in shares)                   310,000    
Number of performance conditions | performanceCondition         2              
Terms of award, stock price hurdle period         10 years              
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grant Date Fair Value | $             13,900     $ 13,900   $ 9,600
Performance stock units (PSUs) | Minimum                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Share-based Compensation Arrangement by Share-based Payment Award, Stock Price Hurdle Period         47.75              
Performance stock units (PSUs) | Maximum                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Share-based Compensation Arrangement by Share-based Payment Award, Stock Price Hurdle Period         103.46              
Performance stock units (PSUs) | Monte Carlo simulation                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Grant date fair value | $         $ 128,800              
Performance stock units (PSUs) | Series B common stock                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Number of shares receivable per share based payments award (in shares)         1              
Performance stock units (PSUs) | 2021 Plan | Series A common stock                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Granted (in shares) 236,000         310            
Performance stock units (PSUs) | The Plans                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Non-vested award, cost not yet recognized, period for recognition                   1 year 1 month 6 days    
Cost not yet recognized, outstanding awards | $             $ 17,300     $ 17,300    
Performance stock units (PSUs) | The Founders Grant                        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                        
Granted (in shares)         4,398,000