Annual report pursuant to Section 13 and 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
Dec. 31, 2019
Dec. 31, 2018
Financial assets [Abstract]    
Cash and due from banks $ 31,942 $ 40,526
Bank-owned life insurance (BOLI) 42,156 41,185
Carrying Amount [Member]    
Financial assets [Abstract]    
FHLB stock 11,558 11,558
Loan Commitments [Member] | Carrying Amount [Member]    
Financial instruments with off-balance sheet credit risk [Abstract]    
Off-balance sheet credit-related items 0 0
Loan Commitments [Member] | Fair Value [Member]    
Financial instruments with off-balance sheet credit risk [Abstract]    
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 31,942 40,526
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Fair Value [Member]    
Financial assets [Abstract]    
Cash and due from banks 31,942 40,526
Significant Other Observable Inputs (Level 2) [Member] | Carrying Amount [Member]    
Financial assets [Abstract]    
Federal funds sold and other short-term investments 240,508 130,758
Loans, net 1,363,276 1,385,571
Accrued interest receivable 4,866 5,279
Financial liabilities [Abstract]    
Deposits (1,753,294) (1,676,739)
Other borrowed funds (60,000) (60,000)
Long-term debt (20,619) (41,238)
Accrued interest payable (518) (503)
Significant Other Observable Inputs (Level 2) [Member] | Fair Value [Member]    
Financial assets [Abstract]    
Federal funds sold and other short-term investments 240,508 130,758
Loans, net 1,395,446 1,403,005
Accrued interest receivable 4,866 5,279
Financial liabilities [Abstract]    
Deposits (1,753,877) (1,677,634)
Other borrowed funds (61,006) (59,092)
Long-term debt (18,167) (37,046)
Accrued interest payable (518) (503)
Significant Unobservable Inputs (Level 3) [Member] | Carrying Amount [Member]    
Financial assets [Abstract]    
Securities held to maturity 82,720 70,334
Bank-owned life insurance (BOLI) 42,156 41,185
Significant Unobservable Inputs (Level 3) [Member] | Fair Value [Member]    
Financial assets [Abstract]    
Securities held to maturity 85,128 71,505
Bank-owned life insurance (BOLI) $ 42,156 $ 41,185