INCOME TAXES (Schedule of provision for income taxes) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Current tax expense
Federal	$ 4,429	$ 6,244	$ 3,145
State	228	249	316
Total current tax expense	4,657	6,493	3,461
Deferred tax benefit
Federal	1,350	2,692	10,234
State	70	429	(548)
Total deferred tax expense	1,420	3,121	9,686
Total income tax expense	$ 6,077	$ 9,614	$ 13,147