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Loans and ACL (Narrative) (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Threshold period of continuous performance to return loans to accrual status 6 months  
Advance in connection with impaired loans $ 43 $ 0
Financing Receivable, Modified, Subsequent Default 0 0
Collateral Pledged    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Individually Evaluated for Impairment, Loans $ 254 1,083
Minimum [Member] | 4 - Low satisfactory [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Delinquency period 10 days  
Minimum [Member] | 5 - Special mention [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Threshold Period Past Due 30 days  
Maximum [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing receivable, amortization term 30 years  
Maximum [Member] | 4 - Low satisfactory [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Delinquency period 30 days  
Maximum [Member] | 5 - Special mention [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing Receivable, Threshold Period Past Due 60 days  
Commercial and Agricultural Portfolio Segments [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Maximum percentage of loan 0.80  
Commercial and Agricultural Portfolio Segments [Member] | Customer Concentration Risk [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Maximum amount of loans $ 18  
Residential Real Estate [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Maximum percentage of loan 1  
Maximum percentage of principal, interest, taxes and hazard insurance on property over gross income 0.28  
Maximum percentage of debt servicing over gross income 0.40  
Maximum amount without corporation approval $ 1  
Residential, Privately Insured, Financing Receivable [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Maximum percentage of loan 0.80  
Consumer [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Maximum days of consumer loan charged off 180 days  
Consumer [Member] | Collateral Pledged    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Individually Evaluated for Impairment, Loans $ 0 $ 0
Consumer [Member] | Maximum [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Financing receivable, amortization term 15 years  
Commercial, Agricultural, and Residential Portfolio [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Number of days past due (or more), accrual of interest discontinued 90 days