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LEASES (Details) - Lessee, Operating Lease, Disclosure - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Cash paid for amounts included in the measurement of lease liabilities:    
Operating cash outflows from operating leases $ 1,117 $ 1,164
Non-cash operating activities:    
Operating lease assets obtained in exchange for new operating lease liabilities $ 1,052 $ 8,093