Quarterly report pursuant to Section 13 or 15(d)

SHARE-BASED COMPENSATION - Stock option activity (Details)

v3.22.1
SHARE-BASED COMPENSATION - Stock option activity (Details) - $ / shares
3 Months Ended
Mar. 31, 2022
Mar. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]    
Outstanding at the beginning of the period   2,357,500
Granted   80,000
Vested   1,096,833
Outstanding at the end of the period 1,340,667 1,340,667
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract]    
Weighted Average Exercise price, Beginning of the period   $ 6.21
Weighted Average Exercise price, granted $ 4.69 4.44
Weighted Average Exercise price, Vested   6.18
Weighted Average Exercise price, End of the period $ 6.13 $ 6.13