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COMMITMENTS AND CONTINGENCIES (Right of Use Assets Related to Finance Leases) (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
COMMITMENTS AND CONTINGENCIES:    
Finance lease right-of-use assets $ 78 $ 78
Accumulated amortization (32) (21)
Finance lease right-of-use assets, net $ 46 $ 57