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STOCK BASED COMPENSATION, Stock options given to third-party consultant, Tabular (Details) - $ / shares
1 Months Ended 12 Months Ended
Jan. 31, 2021
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Number of shares        
Beginning balance 0 53,714 0  
Granted   10,000 60,232  
Vested   (10,680) (6,518)  
Ending balance   53,034 53,714 0
Weighted average grant-date fair value per share        
Beginning balance (in dollars per share) $ 0 $ 1.96 $ 0  
Grant-date fair value of options granted $ 2.48 3.82 1.96  
Vested (in dollars per share)   2.51 1.96  
Ending balance (in dollars per share)   $ 2.20 $ 1.96 $ 0
Third-party consultant        
Number of shares        
Beginning balance   53,714    
Vested   (10,680) (6,518)  
Ending balance   53,034 53,714  
Weighted average grant-date fair value per share        
Grant-date fair value of options granted   $ 2.20 $ 1.96  
Stock options | Third-party consultant        
Number of shares        
Granted     60,232 70,232