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Adoption of Accounting Standards (Details) - USD ($)
Mar. 31, 2023
Jan. 01, 2023
Dec. 31, 2022
Mar. 31, 2022
Dec. 31, 2021
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Retained earnings $ 65,306,000   $ 65,486,000    
Allowance for credit losses - Loans 12,132,000 $ 11,947,000 $ 10,743,000 $ 11,922,000 $ 12,398,000
Held to maturity, allowance for credit losses 83,000 114,000      
Off-Balance-Sheet, credit loss liabilities   923,000      
ASU 2016-13          
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Retained earnings   1,200,000      
Amount of retained earnings related to loans   951,000      
Amount of retained earnings related to held to maturity debt securities   90,000      
Allowance for credit losses - Loans 1,200,000 1,200,000      
Held to maturity, allowance for credit losses 114,000 114,000      
ASU 2016-13 | Unfunded Loan Commitment          
New Accounting Pronouncements or Change in Accounting Principle [Line Items]          
Amount of retained earnings related to unfunded commitments   140,000      
Off-Balance-Sheet, credit loss liabilities $ 177,000 $ 177,000