FEDERAL AND STATE INCOME TAXES - Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Current:
Federal	$ 2,410	$ (637)
State	211	173
Total current	2,621	(464)
Deferred:
Federal	(765)	194
State	353	114
Total deferred	(412)	308
Total income tax expense (benefit)	$ 2,209	$ (156)