XML 102 R85.htm IDEA: XBRL DOCUMENT v3.24.1.u1
SHARE-BASED COMPENSATION - Restricted share units activities (Details) - Unvested restricted share units
 12 Months Ended
Dec. 31, 2023
$ / shares
shares
Number of shares  
Unvested balance at beginning of period (in shares) | shares 3,890,658
Granted (in shares) | shares 232,000
Vested (in shares) | shares (1,507,862)
Forfeited (in shares) | shares (611,722)
Unvested balance at end of period (in shares) | shares 2,003,074
Weighted average grant date fair value  
Unvested balance at beginning of period (in dollars per share) | $ / shares $ 4.59
Granted (in dollars per share) | $ / shares 2.31
Vested (in dollars per share) | $ / shares 4.44
Forfeited (in dollars per share) | $ / shares 4.30
Unvested balance at end of period (in dollars per share) | $ / shares $ 4.53