FAIR VALUE - RECONCILIATION USING SIGNIFICANT UNOBSERVABLE INPUTS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Private label mortgage backed security
Assets measured on recurring basis, unobservable input reconciliation
Balance, beginning of period	$ 3,712	$ 4,449	$ 4,777
Net change in unrealized gain	(79)	(20)	298
Recovery of actual losses previously recorded	151	152
Principal paydowns	(289)	(869)	(626)
Balance, end of period	3,495	3,712	4,449
Trust preferred security
Assets measured on recurring basis, unobservable input reconciliation
Balance, beginning of period	4,075	3,600	3,200
Discount accretion	42	40	44
Net change in unrealized gain	(117)	435	356
Balance, end of period	$ 4,000	$ 4,075	$ 3,600