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Loans and Leases - Additional Information (Details) - USD ($)
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Jan. 01, 2023
Dec. 31, 2021
Debt Securities Heldtomaturity Allowance For Credit Loss [Line Items]        
Loans and Leases Receivable, Related Parties, Ending Balance $ 1,400,000 $ 200,000    
Loans and Leases Receivable, Related Parties, Additions 1,300,000 0    
Loans and Leases Receivable, Related Parties, Proceeds 0 100,000    
Decrease to retained earnings 90,593,000 85,135,000   $ 90,064,000
Minimum commitment required for evaluating idividually 500,000      
Commitment required for evaluating individually at management discretion 500,000      
Loans and leases, allowance for credit losses 10,507,000 9,422,000   8,320,000
Related Party [Member]        
Debt Securities Heldtomaturity Allowance For Credit Loss [Line Items]        
Line of credit agreement with related party expired 100,000      
Retained Earnings [Member]        
Debt Securities Heldtomaturity Allowance For Credit Loss [Line Items]        
Decrease to retained earnings 109,959,000 104,460,000   $ 98,428,000
Impact of Adopting CECL [Member]        
Debt Securities Heldtomaturity Allowance For Credit Loss [Line Items]        
Transition adjustment increase in allowance for credit losses     $ 2,400,000  
Decrease to retained earnings (1,811,000)      
Loans and leases, allowance for credit losses 2,123,000   2,123,000  
Additional increase to allowance for credit losses on loans and leases 42,000      
Impact of Adopting CECL [Member] | Retained Earnings [Member]        
Debt Securities Heldtomaturity Allowance For Credit Loss [Line Items]        
Decrease to retained earnings (1,811,000)   (1,800,000)  
Reserve for Unfunded Commitments [Member]        
Debt Securities Heldtomaturity Allowance For Credit Loss [Line Items]        
Loans and leases, allowance for credit losses $ 600,000 $ 0    
Reserve for Unfunded Commitments [Member] | Impact of Adopting CECL [Member]        
Debt Securities Heldtomaturity Allowance For Credit Loss [Line Items]        
Loans and leases, allowance for credit losses     $ 300,000  
Real Estate [Member]        
Debt Securities Heldtomaturity Allowance For Credit Loss [Line Items]        
Percentage of Loan Portfolio 53.60% 53.00%    
Pledged as Collateral [Member] | FHLB Borrowings [Member]        
Debt Securities Heldtomaturity Allowance For Credit Loss [Line Items]        
Loans pledged as collateral $ 98,600,000 $ 100,200,000    
Pledged as Collateral [Member] | Federal Reserve Bank Advances [Member]        
Debt Securities Heldtomaturity Allowance For Credit Loss [Line Items]        
Loans pledged as collateral $ 294,400,000 $ 0