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SHARE-BASED COMPENSATION, RESTRICTED STOCK (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share-based compensation    
Stock-based compensation (in dollars) $ 56 $ 52
Restricted Securities    
Number of Grants    
Unvested balance at 254  
Weighted-Average Grant Date Fair Value    
Unvested balance at (in dollars per share) $ 387.05  
Share-based compensation    
Stock-based compensation (in dollars) $ 25 $ 8
Unrecognized compensation    
Total unrecognized compensation expense $ 16  
Period for unrecognized compensation expense is estimated to be recognized 5 months 23 days