LEASES (Schedule of Lease Costs and Supplemental Information) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Leases [Abstract]
Operating lease cost	$ 1,359	$ 1,681	$ 3,998	$ 4,548
Variable lease cost	14	42	46	109
Total lease cost	1,373	1,723	4,044	4,657
Noncash reduction of ROU assets arising from lease modifications and terminations	692	495	1,067	2,959
Noncash reduction of lease liabilities arising from lease modifications and terminations	$ 3	$ 284	$ 389	$ 2,771
Weighted-average remaining operating lease term (in years)	6 years 6 months		6 years 6 months
Weighted-average discount rate for operating leases	2.97%		2.97%