Quarterly report pursuant to Section 13 or 15(d)

SHARE-BASED COMPENSATION - Restricted Stock Units (Details)

v3.23.3
SHARE-BASED COMPENSATION - Restricted Stock Units (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Weighted average grant date Fair value        
Share based compensation expense $ 558 $ 1,438 $ 2,077 $ 2,985
Restricted stock units        
Number of units        
Unvested balance - beginning     2,261,048  
Granted     119,888  
Vested (344,892) (63,666) (708,082) (170,666)
Forfeited     (307,042)  
Unvested balance - ending 1,365,812   1,365,812  
Weighted average grant date Fair value        
Unvested balance - beginning     $ 4.05  
Granted     1.82  
Vested     3.94  
Forfeited     4.27  
Unvested balance - ending $ 3.87   $ 3.87  
Share based compensation expense $ 500 $ 1,100 $ 1,600 $ 2,600
Number of units issued 344,892 63,666 708,082 170,666
Aggregate fair market value $ 1,300 $ 200 $ 2,800 $ 600
Number of unvested shares outstanding 1,365,812   1,365,812  
Unrecognized stock-based compensation expense $ 2,100   $ 2,100  
Unrecognized compensation cost expects to recognize over weighted-average period     1 year 7 months 6 days