XML 57 R44.htm IDEA: XBRL DOCUMENT v3.23.3
Share-Based Compensation - Restricted Stock Units (Details) - Unvested restricted stock units - USD ($)
$ / shares in Units, $ in Millions
9 Months Ended
Sep. 30, 2023
Dec. 31, 2022
Number of shares    
Unvested balance, Beginning 1,229,166  
Granted 195,000  
Vested (98,042)  
Forfeited (179,625)  
Unvested balance, Ending 1,146,499  
Weighted average grant date fair value    
Unvested balance, Weighted average grant date fair value, Beginning $ 2.58 $ 2.98
Granted, Weighted average grant date fair value 1.01  
Vested, Weighted average grant date fair value 5.82  
Forfeited, Weighted average grant date fair value 2.13  
Unvested balance, Weighted average grant date fair value, Ending $ 2.58  
Total unrecognized expense $ 1.5  
Weighted average period for recognition 1 year 1 month 6 days