FAIR VALUE - RECONCILIATION USING SIGNIFICANT UNOBSERVABLE INPUTS (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Private label mortgage backed security
Assets measured on recurring basis, unobservable input reconciliation
Balance, beginning of period	$ 3,926	$ 4,540	$ 4,449	$ 4,777
Net change in unrealized gain	(2)	90	(19)	244
Recovery of actual losses previously recorded	39		114
Principal paydowns	(114)	(55)	(695)	(446)
Balance, end of period	3,849	4,575	3,849	4,575
Trust preferred security
Assets measured on recurring basis, unobservable input reconciliation
Balance, beginning of period	4,150	3,453	3,600	3,200
Discount accretion	10	11	30	33
Net change in unrealized gain	90	36	620	267
Balance, end of period	$ 4,250	$ 3,500	$ 4,250	$ 3,500