Quarterly report pursuant to Section 13 or 15(d)

Share-based Compensation - Movements in Restricted Stock Awards (Details)

v3.21.2
Share-based Compensation - Movements in Restricted Stock Awards (Details) - $ / shares
9 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Shares    
Non-vested at beginning 390,787  
Granted 230,976  
Vested (67,816)  
Forfeited (23,950)  
Non-vested at ending 529,997  
Weighted-Average Grant Date Fair Value    
Non-vested at beginning $ 10.90 $ 13.56
Granted 37.22  
Vested (29.87)  
Forfeited (12.90)  
Non-vested at ending $ 10.90 $ 13.56