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Share-Based Compensation - Summary of Stock Option Activity for Awards (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]    
Number of shares, Outstanding balance 4,454,422  
Number of shares, Granted 1,311,897 1,231,532
Number of shares, Exercised (287,566)  
Number of shares, Forfeited (41,973)  
Number of shares, Expired (1,476)  
Number of shares, Outstanding balance 5,435,304 4,454,422
Number of shares, Exercisable as of December 31, 2021 3,103,635  
Weighted average exercise price, Outstanding balance $ 8.80  
Weighted average exercise price, Granted 53.93  
Weighted average exercise price, Exercised 2.70  
Weighted average exercise price, Forfeited 40.12  
Weighted average exercise price, Expired 28.73  
Weighted average exercise price, Outstanding balance 19.77 $ 8.80
Weighted average exercise price, Exercisable as of December 31, 2021 $ 9.74  
Weighted average remaining contractual life, Outstanding 8 years 8 years
Weighted average remaining contractual life, Exercisable 6 years 10 months 24 days  
Aggregate intrinsic value, Outstanding value [1] $ 64,981 $ 236,685
Aggregate intrinsic value, Exercisable as of December 31, 2021 [1] $ 52,003  
[1] The aggregate intrinsic value is calculated as the difference between the exercise price of the underlying options and the estimated fair value of the common stock for the options that were in the money at December 31, 2021 and 2020.