v3.26.1
Note 8 - Loans & Allowance for Credit Losses on Loans (Details Textual)
3 Months Ended
Mar. 31, 2026
USD ($)
Contract
Loan
Mar. 31, 2025
USD ($)
Contract
Dec. 31, 2025
USD ($)
Accounts Notes And Loans Receivable [Line Items]      
Financing receivable, modifications, subsequent default, number of contracts | Contract 0 0  
Financial difficulty modification amount, remain on nonaccrual status $ 6,903,000    
Financial difficulty modification amount related allowance due to colleteral shortfalls. 1,657,000    
Amount of commitments to extend credit on financial difficulty modification 2,901,000    
Interest income on non-accrual loans $ 10,000 $ 0  
Mortgage loan on real estate number of loan in foreclosure | Loan 4    
Residential Portfolio Segment [Member]      
Accounts Notes And Loans Receivable [Line Items]      
Mortgage loans in process of foreclosure, amount $ 609,000    
Residential Portfolio Segment [Member] | Maximum [Member]      
Accounts Notes And Loans Receivable [Line Items]      
Loan to value ratio 80.00%    
Revolving Home Equity Secured By 1-4 Family Properties-Personal [Member]      
Accounts Notes And Loans Receivable [Line Items]      
Revolving lines of credit $ 71,027   $ 1,095,000