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COMMITMENTS AND CONTINGENCIES (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Commitments and Contingencies Disclosure [Abstract]    
Operating lease cost $ 597 $ 271
Variable lease cost 0 0
Operating lease expense 597 271
Short-term lease rent expense 0 0
Total rent expense $ 597 $ 271