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Stockholders' equity - Summary of Stock Option Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
Feb. 28, 2022
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2018
2021 Stock incentive Plan          
Options Outstanding          
Outstanding, beginning balance (in shares)   19,942,259      
Granted (in shares)   0      
Exercised (in shares)   (1,569,999)      
Canceled in connection with the Equity Exchange (in shares)   (6,762,489)      
Canceled (in shares)   (1,326,000)      
Outstanding, ending balance (in shares)   10,283,771 19,942,259    
Vested & expected to vest, awards outstanding (in shares)   10,283,771      
Exercisable, awards outstanding (in shares)   8,770,918      
Weighted Average Exercise Price          
Outstanding, beginning balance (in USD per share)   $ 9.70      
Granted (in USD per share)   0      
Exercised (in USD per share)   4.46      
Canceled in connection with the Equity Exchange (in USD per share)   18.62      
Canceled (in USD per share)   13.23      
Outstanding, ending balance (in USD per share)   4.18 $ 9.70    
Vested & expected to vest, weighted average exercise price (in USD per shares)   4.18      
Exercisable, weighted average exercise price (in USD per share)   $ 3.91      
Outstanding, weighted average remaining contractual term   6 years 4 months 17 days 8 years 1 month 20 days    
Outstanding, aggregate intrinsic value   $ 66,234 $ 226,350    
Vested & expected to vest, weighted average remaining contractual term   6 years 4 months 17 days      
Vested & expected to vest, aggregate intrinsic value   $ 66,234      
Exercisable, weighted average remaining contractual term   6 years 3 months 3 days      
Exercisable, aggregate intrinsic value   $ 58,562      
Performance-Based Awards          
Options Outstanding          
Granted (in shares)       350,000 50,000
Performance-Based Awards | Share-based Payment Arrangement, Tranche One          
Weighted Average Exercise Price          
Canceled (in shares) 175,000        
Performance-Based Awards | Share-based Payment Arrangement, Tranche Two          
Weighted Average Exercise Price          
Canceled (in shares) 175,000        
Performance-Based Awards | Amended and Restated 2010 Equity Incentive Plan          
Options Outstanding          
Outstanding, beginning balance (in shares)   400,000      
Granted (in shares)   0      
Exercised (in shares)   0      
Canceled (in shares)   (350,000)      
Outstanding, ending balance (in shares)   50,000 400,000    
Vested & expected to vest, awards outstanding (in shares)   50,000      
Exercisable, awards outstanding (in shares)   13,541      
Weighted Average Exercise Price          
Outstanding, beginning balance (in USD per share)   $ 10.12      
Granted (in USD per share)   0      
Exercised (in USD per share)   0      
Canceled (in USD per share)   11.13      
Outstanding, ending balance (in USD per share)   3.06 $ 10.12    
Vested & expected to vest, weighted average exercise price (in USD per shares)   3.06      
Exercisable, weighted average exercise price (in USD per share)   $ 3.06      
Outstanding, weighted average remaining contractual term   5 years 6 months 29 days 8 years 7 months 6 days    
Outstanding, aggregate intrinsic value   $ 375 $ 3,768    
Vested & expected to vest, weighted average remaining contractual term   5 years 6 months 29 days      
Vested & expected to vest, aggregate intrinsic value   $ 375      
Exercisable, weighted average remaining contractual term   5 years 6 months 29 days      
Exercisable, aggregate intrinsic value   $ 101