Quarterly report pursuant to Section 13 or 15(d)

COMMITMENTS AND OFF BALANCE-SHEET RISK (Details)

v3.8.0.1
COMMITMENTS AND OFF BALANCE-SHEET RISK (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2018
Dec. 31, 2017
Summary of the contractual amounts of financial instruments with off-balance-sheet risk [Abstract]    
Notional amount of commitments to fund mortgage loans to be sold into the secondary market $ 7,000 $ 5,800
Commitments to make loans at fixed rates 39.10%  
Expiration period of commitment to make variable rate loan 30 days  
Commitments to Make Loans [Member]    
Summary of the contractual amounts of financial instruments with off-balance-sheet risk [Abstract]    
Contractual amounts of financial instruments with off-balance-sheet risk $ 82,791 111,681
Letters of Credit [Member]    
Summary of the contractual amounts of financial instruments with off-balance-sheet risk [Abstract]    
Contractual amounts of financial instruments with off-balance-sheet risk 18,350 11,317
Unused Lines of Credit [Member]    
Summary of the contractual amounts of financial instruments with off-balance-sheet risk [Abstract]    
Contractual amounts of financial instruments with off-balance-sheet risk $ 463,966 $ 457,485