DERIVATIVES (Details) - Interest rate swaps - Derivative designated as a cash flow hedge - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Derivatives
Notional amounts	$ 175,000	$ 125,000
Weighted average pay rates (as a percent)	1.61%	1.58%
Weighted average receive rates (as a percent)	0.95%	0.51%
Weighted average maturity	2 years 11 months 23 days	3 years 2 months 19 days