Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity - Restricted Stock Units (Details)

v3.23.1
Shareholders' Equity - Restricted Stock Units (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Restricted Stock Units    
Number of Restricted Stock Units    
Balance at the beginning of period (in Shares) 2,742,765  
Vested (in Shares) (370,744)  
Forfeited (in Shares) (699,001)  
Balance at the end of period (in Shares) 1,673,020  
Weighted Average Grant Date Fair Value    
Balance at the beginning of period (in dollars per share) $ 0.25  
Vested (in dollars per share) 0.13  
Forfeited (in dollars per share) 0.11  
Balance at the end of period (in dollars per share) $ 0.34  
Restricted Stock Units Additional Disclosure    
Share-based compensation expense net $ 104 $ 519
Expense to be recognized $ 357  
Expenses to be recognized (in years) 10 months 13 days  
Performance awards milestone payments    
Restricted Stock Units Additional Disclosure    
Share-based compensation expense net $ 53 $ 257