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LEASES (Schedule of Information Related to Lease Costs for Finance and Operating Leases) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2019
Finance lease cost    
Amortization of leased assets $ 26 $ 53
Interest on lease liabilities 15 31
Operating lease cost 2,384 4,615
Total lease cost $ 2,425 $ 4,699