v3.26.3
Note 5 - Loan Restructurings - Schedule of Modified Loans With Subsequent Default (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Payment Deferral [Member]        
Loans, modified, subsequent default $ 1,832 $ 0 $ 2,043 $ 124
Payment Deferral [Member] | Commercial Real Estate Portfolio Segment [Member] | Nonowner Occupied [Member]        
Loans, modified, subsequent default 1,832   1,832  
Payment Deferral [Member] | Commercial Real Estate Portfolio Segment [Member] | Other Loans [Member]        
Loans, modified, subsequent default 0   109  
Payment Deferral [Member] | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]        
Loans, modified, subsequent default   0   124
Payment Deferral [Member] | Residential Portfolio Segment [Member] | 1-4 Family Residential [Member]        
Loans, modified, subsequent default 0 0 102 0
Payment Deferral [Member] | Residential Portfolio Segment [Member] | Home Equity Loan [Member]        
Loans, modified, subsequent default   0   0
Extended Maturity [Member]        
Loans, modified, subsequent default 0 0 0 0
Extended Maturity [Member] | Commercial Real Estate Portfolio Segment [Member] | Nonowner Occupied [Member]        
Loans, modified, subsequent default 0   0  
Extended Maturity [Member] | Commercial Real Estate Portfolio Segment [Member] | Other Loans [Member]        
Loans, modified, subsequent default 0   0  
Extended Maturity [Member] | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]        
Loans, modified, subsequent default   0   0
Extended Maturity [Member] | Residential Portfolio Segment [Member] | 1-4 Family Residential [Member]        
Loans, modified, subsequent default 0 0 0 0
Extended Maturity [Member] | Residential Portfolio Segment [Member] | Home Equity Loan [Member]        
Loans, modified, subsequent default   0   0
Contractual Interest Rate Reduction [Member]        
Loans, modified, subsequent default 0 0 472 0
Contractual Interest Rate Reduction [Member] | Commercial Real Estate Portfolio Segment [Member] | Nonowner Occupied [Member]        
Loans, modified, subsequent default 0   0  
Contractual Interest Rate Reduction [Member] | Commercial Real Estate Portfolio Segment [Member] | Other Loans [Member]        
Loans, modified, subsequent default 0   472  
Contractual Interest Rate Reduction [Member] | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]        
Loans, modified, subsequent default   0   0
Contractual Interest Rate Reduction [Member] | Residential Portfolio Segment [Member] | 1-4 Family Residential [Member]        
Loans, modified, subsequent default 0 0 0 0
Contractual Interest Rate Reduction [Member] | Residential Portfolio Segment [Member] | Home Equity Loan [Member]        
Loans, modified, subsequent default   0   0
Extended Maturity and Interest Rate Reduction [Member]        
Loans, modified, subsequent default 0 0 0 19
Extended Maturity and Interest Rate Reduction [Member] | Commercial Real Estate Portfolio Segment [Member] | Nonowner Occupied [Member]        
Loans, modified, subsequent default 0   0  
Extended Maturity and Interest Rate Reduction [Member] | Commercial Real Estate Portfolio Segment [Member] | Other Loans [Member]        
Loans, modified, subsequent default 0   0  
Extended Maturity and Interest Rate Reduction [Member] | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]        
Loans, modified, subsequent default   0   0
Extended Maturity and Interest Rate Reduction [Member] | Residential Portfolio Segment [Member] | 1-4 Family Residential [Member]        
Loans, modified, subsequent default 0 0 0 0
Extended Maturity and Interest Rate Reduction [Member] | Residential Portfolio Segment [Member] | Home Equity Loan [Member]        
Loans, modified, subsequent default   $ 0   $ 19
Combination Payment Deferral and Interest Rate Reduction [Member]        
Loans, modified, subsequent default 37   118  
Combination Payment Deferral and Interest Rate Reduction [Member] | Commercial Real Estate Portfolio Segment [Member] | Nonowner Occupied [Member]        
Loans, modified, subsequent default 0   0  
Combination Payment Deferral and Interest Rate Reduction [Member] | Commercial Real Estate Portfolio Segment [Member] | Other Loans [Member]        
Loans, modified, subsequent default 0   43  
Combination Payment Deferral and Interest Rate Reduction [Member] | Residential Portfolio Segment [Member] | 1-4 Family Residential [Member]        
Loans, modified, subsequent default $ 37   $ 75