v3.26.1
Stock-Based Compensation - Narrative (Details)
$ in Millions
3 Months Ended
Mar. 31, 2026
USD ($)
tranche
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of tranches | tranche 2
Class B common stock  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Vested (in shares) (6,153)
Tranche One  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award vesting period 4 years
Percentage of awards vesting 30.00%
Tranche Two  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Award vesting period 5 years
Percentage of awards vesting 70.00%
2021 Equity Incentive Plan | Common Class A  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Common stock reserved for future issuance (in shares) 46,589,348
Equity classified awards  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized stock-based compensation cost | $ $ 42.7
Unrecognized stock-based compensation cost, period for recognition 2 years 3 months 18 days
Performance Restricted Stock Units (PRSUs)  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Unrecognized stock-based compensation cost | $ $ 71.9
Performance Restricted Stock Units (PRSUs) | 2021 Equity Incentive Plan  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Performance period 5 years
Stock options | 2021 Equity Incentive Plan  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expiration period 10 years
Minimum exercise price, percentage of fair market value of shares on date of grant 100.00%
Employee stock | 2021 Employee Stock Purchase Plan  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Maximum eligible employee compensation contribution percentage 15.00%
Offering period 27 months
Employee stock | 2021 Employee Stock Purchase Plan | Common Class A  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of common stock available for sale (in shares) 10,602,602