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Stock-Based Compensation - Summary of Stock Option Activity (Details) - $ / shares
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Share-Based Payment Arrangement [Abstract]      
Number of shares, Outstanding at beginning of period 7,179,482 6,839,091  
Number of shares, Granted 3,884,429 2,600,231  
Number of shares, Exercised (217,905) (995,950)  
Number of shares, Forfeited (1,455,076) (1,263,890)  
Number of shares, Outstanding at end of period 9,390,930 7,179,482 6,839,091
Number of shares, Exercisable at December 31, 2022 3,593,614    
Weighted average exercise price per share, Outstanding at beginning of period $ 15.36 $ 8.46  
Weighted average exercise price per share, Granted 7.58 31.14  
Weighted average exercise price per share, Exercised 1.78 3.52  
Weighted average exercise price per share, Forfeited 17.84 19.79  
Weighted average exercise price per share, Outstanding at end of period 12.08 $ 15.36 $ 8.46
Weighted average exercise price per share, Exercisable at December 31, 2022 $ 12.29    
Weighted average remaining contractual term (years), Outstanding 8 years 3 months 21 days 8 years 7 months 28 days 9 years 2 months 1 day
Weighted average remaining contractual term (years), Exercisable 7 years 5 months 1 day