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SECURITIES SOLD UNDER AGREEMENTS TO REPURCHASE (Detail Textuals) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Securities sold under agreements to repurchase    
Securities sold under agreements to repurchase $ 877 $ 674
Carrying amount of U.S. GSE, mortgage-backed securities and collateralized mortgage obligations that serve as securities under repurchase agreements 1,800 $ 2,300
First quarter of 2018    
Securities sold under agreements to repurchase    
Securities sold under agreements to repurchase $ 900  
U.S. GSE residential collateralized mortgage Obligations    
Securities sold under agreements to repurchase    
Percentage of investment securities held as collateral 52.00% 49.00%
U.S. GSE residential mortgage-backed securities    
Securities sold under agreements to repurchase    
Percentage of investment securities held as collateral 48.00% 51.00%