LEASES - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
LEASES
Operating cash flows from operating leases	$ (786)	$ (726)
Operating cash flows from finance leases	(42)	(106)
Financing cash flows from finance leases	$ (1,474)	(1,407)
Right-of-use assets obtained in exchange for operating leases		8,226
Right-of-use assets obtained in exchange for finance leases		$ 40