DERIVATIVES (Detail Textuals) - Interest rate swaps - Derivative designated as a cash flow hedge - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Derivatives
Notional amounts		$ 175,000,000	$ 125,000,000
Derivative asset position net		600,000
Derivative collateral		1,200,000
Federal Home Loan Bank
Derivatives
Interest expense on derivative		944,000	$ 657,000	$ 470,000
Reclassifications to interest expense		$ 944,000
Federal Home Loan Bank | Forecast
Derivatives
Interest expense on derivative	$ 805,000