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LEASES - Supplemental Cash Flow Information Related to Operating Leases (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Operating cash flow information:    
Operating cash flows from operating leases $ 819 $ 1,095
Operating cash flows from operating leases 12 10
Financing cash flows from finance leases 35 14
Right-of-use assets obtained in exchange for lease obligations $ 0 $ 1,259