SHORT-TERM FEDERAL HOME LOAN BANK ADVANCES (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Advances from Federal Home Loan Banks [Abstract]
FHLB short term amount	$ 40,000	$ 0
Number of Short-Term Federal Home Loan Bank Advances	2	0
Maturity period for the advances from the Federal Home Loan Bank	1 month
Fixed rate on FHLB advances	1.59%
Short-term and long-term FHLB advances are collateralized	$ 287,800	$ 265,900
Additional FHLB advances available	$ 237,800	$ 240,900