Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Share-based Compensation - Summary of the Share Options Activities (Details)

v3.23.1
Share-based Compensation - Summary of the Share Options Activities (Details) - Options - USD ($)
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Number of shares      
Outstanding at the beginning of the period (in shares) 810,832 827,198 402,500
Granted (in shares) 797,700 181,750 424,698
Exercised (in shares) (53,538) (62,416)  
Forfeited (in shares) (178,252) (135,700)  
Outstanding at the end of the period (in shares) 1,376,742 810,832 827,198
Vested and expected to vest at the end of the period (in shares) 1,376,742    
Exercisable at the end of the period (in shares) 693,544    
Outstanding at the beginning of the period (in dollars per share) $ 1.02 $ 1.01 $ 0.75
Granted (in dollars per share) 0.99 0.57 1.26
Exercised (in dollars per share) 0.58 0.58  
Forfeited (in dollars per share) 0.97 0.57  
Outstanding at the end of the period (in dollars per share) 1.03 $ 1.02 $ 1.01
Vested and expected to vest at the end of the period (in dollars per share) 1.03    
Exercisable at the end of the period (in dollars per share) $ 0.99    
Weighted remaining contractual Years      
Vested and expected to vest at the end of the period 6 years 11 months 12 days    
Exercisable at the end of the period 6 years 5 months 15 days    
Aggregate intrinsic value      
Vested and expected to vest at the end of the period (in dollars) $ 20,819    
Exercisable at the end of the period (in dollars) $ 16,855