LEASES (Schedule of Lease Costs and Supplemental Information) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Lease Cost
Operating lease cost	$ 6,071	$ 6,031
Variable lease cost	72	145
Total lease cost	6,143	6,176
Supplemental Information
Noncash reduction of ROU assets	1,037	1,771
Noncash reduction lease liabilities	$ 389	$ 1,789
Supplemental balance sheet information
Weighted-average remaining operating lease term (in years)	5 years 10 months 28 days
Weighted-average discount rate for operating leases	2.85%