LEASES - Schedule of Lease Costs (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Lease Cost
Operating lease cost	$ 736	$ 781	$ 1,477	$ 1,590
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	739	782	1,483	1,598
Right-of-use assets obtained in exchange for new operating lease liabilities, net of right-of-use assets sold	$ (107)	$ 11	$ (98)	$ 8,862
Weighted-average remaining lease term - operating leases	5 years 3 days	4 years 10 months 13 days	5 years 3 days	4 years 10 months 13 days
Weighted-average discount rate - operating	4.60%	4.50%	4.60%	4.50%