Quarterly report pursuant to Section 13 or 15(d)

SHARE BASED PAYMENTS - Schedule of stock options (Details)

v3.22.1
SHARE BASED PAYMENTS - Schedule of stock options (Details) - $ / shares
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Shares    
Beginning balance, Outstanding (in shares) 906,425  
Granted (in shares) 0  
Exercised (in shares) 0  
Forfeited or expired (in shares) (187,427)  
Ending balance, Outstanding (in shares) 718,998 906,425
Weight - Average Exercise Price    
Weighted - Average Exercise Price, Outstanding beginning balance (in dollars per share) $ 4.38  
Weighted - Average Exercise Price, Granted (in dollars per share) 0  
Weighted - Average Exercise Price, Exercised (in dollars per share) 0  
Weighted - Average Exercise Price, Forfeited or expired (in dollars per share) 5.12  
Weighted - Average Exercise Price, Outstanding ending balance (in dollars per share) $ 4.02 $ 4.38
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]    
Weighted - Average Remaining Contractual Term, Outstanding beginning   2 years 10 months 6 days
Weighted - Average Remaining Contractual Term, Outstanding ending 2 years 7 months 2 days  
Weighted - Average Grant Date Fair Value, Outstanding beginning balance (in dollars per share) $ 2.45  
Weighted - Average Grant Date Fair Value, Granted (in dollars per share) 0  
Weighted - Average Grant Date Fair Value, Exercised (in dollars per share) 0  
Weighted - Average Grant Date Fair Value, Forfeited or expired (in dollars per share) 2.89  
Weighted - Average Grant Date Fair Value Outstanding ending balance (in dollars per share) $ 4.02 $ 2.45
Options Vested (in shares) 679,000  
Weighted - Average Exercise Price, Vested (in dollars per share) $ 4.35  
Weighted - Average Remaining Contractual Term, Vested 2 years 6 months 7 days  
Weighted - Average Grant Date Fair Value, Options Vested (in dollars per share) $ 2.44