ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) - Components of AOCL (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	$ 9,629	$ (1,793)	$ (9,162)
Other comprehensive income (loss) before reclassification	(7,385)	14,615	7,352
Tax effect	3,595	(3,193)
Amounts reclassified from accumulated other comprehensive loss	466	0	17
Total other comprehensive (loss) income	(3,324)	11,422	7,369
Ending Balance	6,305	9,629	(1,793)
(Losses) and Gains on Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	(1,151)	(526)	(393)
Other comprehensive income (loss) before reclassification	873	(625)	(133)
Tax effect	0	0
Amounts reclassified from accumulated other comprehensive loss	466		0
Total other comprehensive (loss) income	1,339	(625)	(133)
Ending Balance	188	(1,151)	(526)
Unrealized (Losses) and Gains on Securities | Available-for-sale Securities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	10,780	(1,221)	(8,705)
Other comprehensive income (loss) before reclassification	(6,884)	15,194	7,467
Tax effect	1,446	(3,193)
Amounts reclassified from accumulated other comprehensive loss	0		17
Total other comprehensive (loss) income	(5,438)	12,001	7,484
Ending Balance	5,342	10,780	(1,221)
Unrealized (Losses) and Gains on Securities | Held-to-maturity Securities
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning balance	0	(46)	(64)
Other comprehensive income (loss) before reclassification	1,374	46	18
Tax effect	2,149	0
Amounts reclassified from accumulated other comprehensive loss	0		0
Total other comprehensive (loss) income	775	46	18
Ending Balance	$ 775	$ 0	$ (46)