Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE, Carrying Amounts and Estimated Fair Values of Financial Instruments, Not Previously Presented (Details)

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FAIR VALUE, Carrying Amounts and Estimated Fair Values of Financial Instruments, Not Previously Presented (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Financial assets [Abstract]    
Cash and due from banks $ 30,631 $ 27,690
Securities held to maturity 69,079 69,849
Bank owned life insurance 39,524 39,274
Carrying Amount [Member]    
Financial assets [Abstract]    
FHLB stock 11,558 11,558
Loan Commitments [Member] | Carrying Amount [Member]    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Off-balance sheet credit-related items 0 0
Loan Commitments [Member] | Fair Value [Member]    
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]    
Off-balance sheet credit-related items 0 0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Carrying Amount [Member]    
Financial assets [Abstract]    
Cash and due from banks 30,631 27,690
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value [Member]    
Financial assets [Abstract]    
Cash and due from banks 30,631 27,690
Significant Other Observable Inputs (Level 2) [Member] | Carrying Amount [Member]    
Financial assets [Abstract]    
Cash equivalents 83,118 62,129
Loans, net 1,245,996 1,260,414
Accrued interest receivable 4,204 4,092
Financial liabilities [Abstract]    
Deposits (1,433,146) (1,448,724)
Other borrowed funds (102,785) (84,173)
Long-term debt (41,238) (41,238)
Accrued interest payable (275) (282)
Significant Other Observable Inputs (Level 2) [Member] | Fair Value [Member]    
Financial assets [Abstract]    
Cash equivalents 83,118 62,129
Loans, net 1,234,716 1,247,842
Accrued interest receivable 4,204 4,092
Financial liabilities [Abstract]    
Deposits (1,433,068) (1,448,692)
Other borrowed funds (102,595) (84,051)
Long-term debt (36,277) (36,112)
Accrued interest payable (275) (282)
Significant Unobservable Inputs (Level 3) [Member] | Carrying Amount [Member]    
Financial assets [Abstract]    
Securities held to maturity 68,473 69,378
Bank owned life insurance 39,524 39,274
Significant Unobservable Inputs (Level 3) [Member] | Fair Value [Member]    
Financial assets [Abstract]    
Securities held to maturity 69,079 69,849
Bank owned life insurance $ 39,524 $ 39,274