DERIVATIVES (Detail Textuals) - Interest rate swaps - Derivative designated as a cash flow hedge - USD ($)	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Derivative [Line Items]
Notional amounts	$ 305,000,000		$ 175,000,000
Derivative liability position net	200,000
Derivative asset position net	1,100,000
Collateral posted against obligations in net liability position	300,000
Collateral received against obligations in net asset position	800,000
Federal Home Loan Bank
Derivative [Line Items]
Interest expense on derivative	275,000	$ 250,000
Reclassifications to interest expense	275,000
Reclassified estimated increase in interest expense	$ 1,200,000