LEASES (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Lease cost
Operating lease cost	$ 1,938	$ 1,663
Sublease income	(11)	(24)
Total lease cost	1,927	1,639
Cash paid for amounts included in the measurement of lease liabilities: Operating cash flows from operating leases	$ 1,794	$ 1,669
Weighted-average remaining lease term-operating leases	7 years 10 months 24 days		7 years 9 months 18 days
Weighted-average discount rate-operating leases	3.20%		3.20%
Renewal options	true
Minimum
Lease cost
Renewal term	5 years
Maximum
Lease cost
Renewal term	10 years