v3.26.3
Note 8 - Fair Value - Nonrecurring Measurements Valuation Techniques (Details)
$ in Thousands
Sep. 30, 2026
USD ($)
Dec. 31, 2025
USD ($)
Commercial Real Estate Portfolio Segment [Member] | Valuation, Income Approach [Member]    
Loans, fair value $ 14,536 $ 9,184
Commercial Real Estate Portfolio Segment [Member] | Valuation, Income Approach [Member] | Minimum [Member] | Measurement Input, Cap Rate [Member]    
Loans, measurement input (0.459) (0.5794)
Commercial Real Estate Portfolio Segment [Member] | Valuation, Income Approach [Member] | Maximum [Member] | Measurement Input, Cap Rate [Member]    
Loans, measurement input 0.3889 0.4177
Commercial Real Estate Portfolio Segment [Member] | Valuation, Income Approach [Member] | Weighted Average [Member] | Measurement Input, Cap Rate [Member]    
Loans, measurement input 0.038 0.1531
Commercial Portfolio Segment [Member] | Valuation, Market Approach [Member]    
Loans, fair value $ 2,519  
Commercial Portfolio Segment [Member] | Valuation, Market Approach [Member] | Measurement Input, Price Volatility [Member]    
Loans, measurement input 0.0854  
Commercial Portfolio Segment [Member] | Valuation Technique, Consensus Pricing Model [Member]    
Loans, fair value   $ 2,137
Commercial Portfolio Segment [Member] | Valuation Technique, Consensus Pricing Model [Member] | Measurement Input, Cap Rate [Member]    
Loans, measurement input   0.0914
Residential Portfolio Segment [Member] | Valuation, Market Approach [Member]    
Loans, fair value $ 262 $ 597
Residential Portfolio Segment [Member] | Valuation, Market Approach [Member] | Minimum [Member] | Measurement Input, Cap Rate [Member]    
Loans, measurement input (0.114) (0.1158)
Residential Portfolio Segment [Member] | Valuation, Market Approach [Member] | Maximum [Member] | Measurement Input, Cap Rate [Member]    
Loans, measurement input 0.1444 0.1418
Residential Portfolio Segment [Member] | Valuation, Market Approach [Member] | Weighted Average [Member] | Measurement Input, Cap Rate [Member]    
Loans, measurement input (0.024) (0.0626)
Consumer Portfolio Segment [Member] | Valuation, Market Approach [Member]    
Loans, fair value $ 30  
Consumer Portfolio Segment [Member] | Valuation, Market Approach [Member] | Minimum [Member] | Measurement Input, Cap Rate [Member]    
Loans, measurement input (0.0778)  
Consumer Portfolio Segment [Member] | Valuation, Market Approach [Member] | Maximum [Member] | Measurement Input, Cap Rate [Member]    
Loans, measurement input 0.1129  
Consumer Portfolio Segment [Member] | Valuation, Market Approach [Member] | Weighted Average [Member] | Measurement Input, Cap Rate [Member]    
Loans, measurement input (0.0303)