LEASES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Components of lease expense [Abstract]
Operating lease cost	$ 384	$ 363	$ 1,139	$ 1,064
Short-term lease cost	73	92	170	117
Lease cost	457	455	1,309	1,181
Cash paid for amounts included in the measurement of lease liabilities [Abstract]
Operating cash outflow from operating leases	457	$ 455	1,309	$ 1,181
Maturities of lease liabilities [Abstract]
2020	390		390
2021	1,592		1,592
2022	1,580		1,580
2023	912		912
2024	872		872
2025	22		22
Total lease payments	5,368		5,368
Less: interest	(800)		(800)
Present value of lease liabilities	$ 4,568		$ 4,568
Weighted average remaining lease terms and discount rates [Abstract]
Weighted average remaining lease term	3 years 8 months 12 days		3 years 8 months 12 days		3 years 7 days
Weighted average discount rate	5.29%		5.29%		5.43%