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Stock-Based Compensation - Stock Option Activity (Details) - USD ($)
9 Months Ended
Sep. 30, 2022
Number of Shares  
Weighted-average fair value per share $ 17.34
Stock Options  
Number of Shares  
Outstanding - Beginning Balance 7,027,941
Granted 573,502
Exercised (171,634)
Forfeited (47,646)
Outstanding - Ending Balance 7,382,163
Vested (exercisable) - September 30, 2022 5,910,748
Expected to vest after September 30, 2022 (unexercisable) 1,471,415
Weighted- Average Exercise Price/Share  
Outstanding - Beginning Balance $ 13.97
Granted 30.46
Exercised 9.30
Forfeited 45.90
Outstanding - Ending Balance 15.15
Vested (exercisable) - September 30, 2022 11.06
Expected to vest after September 30, 2022 (unexercisable) $ 31.58
Weighted- Average Remaining Contractual Term (Years)  
Outstanding - September 30, 2022 5 years 2 months 12 days
Vested (exercisable) - September 30, 2022 4 years 9 months 18 days
Expected to vest after September 30, 2022 (unexercisable) 6 years 9 months 18 days
Aggregated Intrinsic Value  
Outstanding - September 30, 2022 $ 91,272
Vested (exercisable) - September 30, 2022 86,953
Expected to vest after September 30, 2022 (unexercisable) $ 4,319