FINANCIAL INSTRUMENTS WITH OFF-BALANCE SHEET RISK (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Overdraft Protection [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Unused portion of overdraft protection	$ 23,142	$ 16,641
Standby Letters of Credit [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Off balance sheet risk, contract amount	3,936	11,415
Commitments to Extend Credit - Fixed [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Off balance sheet risk, contract amount	$ 22,100	27,607
Commitments to Extend Credit - Fixed [Member] | Minimum [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Fixed rate loan commitments, interest rate	2.15%
Commitments to Extend Credit - Fixed [Member] | Maximum [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Fixed rate loan commitments, interest rate	21.00%
Commitments to Extend Credit - Variable [Member]
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Off balance sheet risk, contract amount	$ 83,429	$ 94,234