Annual report pursuant to Section 13 and 15(d)

STOCK-BASED COMPENSATION - Stock Option Activity (Details)

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STOCK-BASED COMPENSATION - Stock Option Activity (Details) - USD ($)
12 Months Ended
Mar. 04, 2021
Dec. 31, 2021
Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Granted - Weighted Average Exercise Price (in dollars per share) $ 1.74 $ 1.66 $ 1.84
Stock Option Activity      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Outstanding - Number of Shares Issuable Upon Exercise of Outstanding Options   1,184,464 610,714
Granted - Number of Shares Issuable Upon Exercise of Outstanding Options   3,537,500 653,750
Expired- Number of Shares Issuable Upon Exercise of Outstanding Options   (41,097)  
Forfeited - Number of Shares Issuable Upon Exercise of Outstanding Options   (442,667) (80,000)
Outstanding - Number of Shares Issuable Upon Exercise of Outstanding Options   4,238,200 1,184,464
Exercisable - Number of Shares Issuable Upon Exercise of Outstanding Options   798,238  
Unvested - Number of Shares Issuable Upon Exercise of Outstanding Options   3,439,962  
Outstanding - Weighted Average Exercise Price (in dollars per share)   $ 4.34 $ 6.78
Granted - Weighted Average Exercise Price (in dollars per share)   1.66 1.84
Expired- Weighted Average Exercise Price (in dollars per share)   15.48  
Forfeited - Weighted Average Exercise Price (in dollars per share)   1.71 2.46
Outstanding - Weighted Average Exercise Price (in dollars per share)   2.27 $ 4.34
Exercisable - Weighted Average Exercise Price (in dollars per share)   4.82  
Unvested - Weighted Average Exercise Price (in dollars per share)   $ 1.68  
Outstanding - Weighted Average Remaining Contracted Term in Years   8 years 9 months 14 days 8 years 6 months 25 days
Exercisable - Weighted Average Remaining Contracted Term in Years   7 years 2 months 26 days  
Unvested - Weighted Average Remaining Contracted Term in Years   9 years 1 month 24 days  
Outstanding - Aggregate Intrinsic Value     $ 316,688