Quarterly report pursuant to Section 13 or 15(d)

Convertible Preferred Stock and Stockholders' Equity - Activity related to restricted stock award (Details)

v3.22.2.2
Convertible Preferred Stock and Stockholders' Equity - Activity related to restricted stock award (Details) - $ / shares
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Shares        
Non-vested as of December 290,625   290,625  
Restricted Stock        
Shares        
Non-vested as of January     728,255  
Granted     1,097,400  
Vested     (222,951)  
Forfeited     (23,472)  
Non-vested as of December 1,579,232   1,579,232  
Weighted-Average Grant Date Fair Value        
Non-vested as of January     $ 3.43  
Granted     1.29  
Vested     3.52  
Forfeited     2.64  
Non-vested as of December $ 1.94   $ 1.94  
Restricted Stock | 2020 Stock Incentive Plan        
Shares        
Non-vested as of January     438,462  
Vested (1,167) 0 (6,835) 0
Forfeited     (10,069)  
Non-vested as of December 421,558   421,558  
Weighted-Average Grant Date Fair Value        
Non-vested as of January     $ 2.36  
Vested     3.81  
Forfeited     2.27  
Non-vested as of December $ 2.34   $ 2.34