ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Reclassification Adjustment) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Unrealized gains and losses on available-for-sale securities
Net securities gains (losses)	$ 0	$ 0	$ 52	$ 52
Income tax expense	0	0	(21)	(21)
Net of tax	0	0	31	31
Amortization of defined benefit pension items
Salaries and employee benefits	(66)	(53)	(199)	(161)
Income tax expense	26	21	78	64
Net of tax	(40)	(32)	(121)	(97)
Total reclassifications for the period	$ (40)	$ (32)	$ (90)	$ (66)