Annual report pursuant to Section 13 and 15(d)

Note 3 - Loans and Allowance for Credit Losses - Gross Chargeoffs by Origination Year (Details)

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Note 3 - Loans and Allowance for Credit Losses - Gross Chargeoffs by Origination Year (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Chargeoffs, originated current year $ 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 116  
Charge-offs 116 $ 164
Commercial Portfolio Segment [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 0  
Charge-offs (0) 38
Commercial Real Estate Portfolio Segment [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 0  
Charge-offs (0) (0)
Commercial Real Estate Portfolio Segment [Member] | Commercial Development [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 0  
Charge-offs 0  
Commercial Real Estate Portfolio Segment [Member] | Commercial Improved [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 0  
Charge-offs 0  
Commercial Real Estate Portfolio Segment [Member] | Manufacturing and Industrial [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 0  
Charge-offs 0  
Commercial Real Estate Portfolio Segment [Member] | Residential Developed [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 0  
Charge-offs 0  
Commercial Real Estate Portfolio Segment [Member] | Residential Improved [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 0  
Charge-offs 0  
Commercial Real Estate Portfolio Segment [Member] | Vacant and Unimproved [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 0  
Charge-offs 0  
Consumer Portfolio Segment [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 116  
Charge-offs 116 $ 126
Consumer Portfolio Segment [Member] | Residential Mortgage [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 0  
Charge-offs 0  
Consumer Portfolio Segment [Member] | Unsecured Financing Receivable [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 0  
Charge-offs 0  
Consumer Portfolio Segment [Member] | Home Equity Loan [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 0  
Charge-offs 0  
Consumer Portfolio Segment [Member] | Other Financing Receivables [Member]    
Chargeoffs, originated current year 0  
Chargeoffs, originated prior year 0  
Chargeoffs, originated two years prior 0  
Chargeoffs, originated three years prior 0  
Chargeoffs, originated four years prior 0  
Chargeoffs, originated in prior years 0  
Chargeoffs, revolving 116  
Charge-offs $ 116