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FINANCIAL INSTRUMENTS WITH OFF-BALANCE SHEET RISK (Details) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Loan to value ratio requirement (no greater than) 80.00%  
Commercial line of credit borrowing capacity $ 1,500,000  
Commercial line of credit draw amount 1,000,000  
Commitments to Extend Credit    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Off-balance sheet financial instruments 279,729,000 $ 264,368,000
Standby Letters of Credit    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Off-balance sheet financial instruments $ 3,909,000 $ 6,362,000