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Note 5 - Allowance for Credit Losses on Loans and Nonperforming Assets - Past Due and Nonaccrual Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | $ 999,926 | $ 988,613
Gross loans | 999,926 | 988,613
Nonaccruals | 188 | 2,222
Nonaccruals, no allowance |  | 2,013
Nonaccruals, with allowance | 188 | 209
Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 995,335 | 982,894
Gross loans | 995,335 | 982,894
Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 3,522 | 2,949
Gross loans | 3,522 | 2,949
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 1,069 | 757
Loans 90 or more days past due and accruing | 881 | 548
Gross loans | 1,069 | 757
Consumer Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 328,653 | 307,855
Gross loans | 328,653 | 307,855
Real Estate Construction Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 40,694 | 50,798
Gross loans | 40,694 | 50,798
Commercial Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 467,783 | 478,078
Gross loans | 467,783 | 478,078
Commercial Non Real Estate Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 52,018 | 51,844
Gross loans | 52,018 | 51,844
Public Sector and IDA Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 63,677 | 57,171
Gross loans | 63,677 | 57,171
Nonaccruals |  |
Public Sector and IDA Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 63,677 |
Gross loans | 63,677 |
Public Sector and IDA Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross |  |
Gross loans |  |
Public Sector and IDA Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross |  |
Loans 90 or more days past due and accruing |  |
Gross loans |  |
Consumer Non Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 47,101 | 42,867
Gross loans | 47,101 | 42,867
Construction, 1-4 Family Residential [Member] | Real Estate Construction Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 11,282 | 16,162
Gross loans | 11,282 | 16,162
Nonaccruals | 0 | 0
Construction, 1-4 Family Residential [Member] | Real Estate Construction Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 11,282 | 16,162
Gross loans | 11,282 | 16,162
Construction, 1-4 Family Residential [Member] | Real Estate Construction Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 0 | 0
Gross loans | 0 | 0
Construction, 1-4 Family Residential [Member] | Real Estate Construction Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 0 | 0
Loans 90 or more days past due and accruing | 0 | 0
Gross loans | 0 | 0
Construction, 1-4 Family Residential [Member] | Public Sector and IDA Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross |  | 57,171
Gross loans |  | 57,171
Nonaccruals |  | 0
Construction, 1-4 Family Residential [Member] | Public Sector and IDA Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross |  | 57,171
Gross loans |  | 57,171
Construction, 1-4 Family Residential [Member] | Public Sector and IDA Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross |  | 0
Gross loans |  | 0
Construction, 1-4 Family Residential [Member] | Public Sector and IDA Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross |  | 0
Loans 90 or more days past due and accruing |  | 0
Gross loans |  | 0
Construction, Other [Member] | Real Estate Construction Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 29,412 | 34,636
Gross loans | 29,412 | 34,636
Nonaccruals | 0 | 0
Construction, Other [Member] | Real Estate Construction Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 29,101 | 34,636
Gross loans | 29,101 | 34,636
Construction, Other [Member] | Real Estate Construction Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 311 | 0
Gross loans | 311 | 0
Construction, Other [Member] | Real Estate Construction Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 0 | 0
Loans 90 or more days past due and accruing | 0 | 0
Gross loans | 0 | 0
Equity Lines [Member] | Consumer Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 27,544 | 22,618
Gross loans | 27,544 | 22,618
Nonaccruals | 0 | 0
Equity Lines [Member] | Consumer Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 27,494 | 22,551
Gross loans | 27,494 | 22,551
Equity Lines [Member] | Consumer Real Estate Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 0 | 67
Gross loans | 0 | 67
Equity Lines [Member] | Consumer Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 50 | 0
Loans 90 or more days past due and accruing | 50 | 0
Gross loans | 50 | 0
Closed End First Liens [Member] | Consumer Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 198,304 | 171,382
Gross loans | 198,304 | 171,382
Nonaccruals | 0 | 0
Closed End First Liens [Member] | Consumer Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 196,857 | 170,110
Gross loans | 196,857 | 170,110
Closed End First Liens [Member] | Consumer Real Estate Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 1,447 | 949
Gross loans | 1,447 | 949
Closed End First Liens [Member] | Consumer Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 0 | 323
Loans 90 or more days past due and accruing | 0 | 323
Gross loans | 0 | 323
Closed End Junior Liens [Member] | Consumer Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 11,160 | 8,574
Gross loans | 11,160 | 8,574
Nonaccruals | 0 | 0
Closed End Junior Liens [Member] | Consumer Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 11,154 | 8,565
Gross loans | 11,154 | 8,565
Closed End Junior Liens [Member] | Consumer Real Estate Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 6 | 9
Gross loans | 6 | 9
Closed End Junior Liens [Member] | Consumer Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 0 | 0
Loans 90 or more days past due and accruing | 0 | 0
Gross loans | 0 | 0
Investor Owned Residential Real Estate [Member] | Consumer Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 91,645 | 105,281
Gross loans | 91,645 | 105,281
Nonaccruals | 0 | 0
Investor Owned Residential Real Estate [Member] | Consumer Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 91,471 | 104,756
Gross loans | 91,471 | 104,756
Investor Owned Residential Real Estate [Member] | Consumer Real Estate Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 174 | 347
Gross loans | 174 | 347
Investor Owned Residential Real Estate [Member] | Consumer Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 0 | 178
Loans 90 or more days past due and accruing | 0 | 178
Gross loans | 0 | 178
Multifamily Real Estate [Member] | Consumer Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 148,833 |
Gross loans | 148,833 |
Multifamily Real Estate [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 148,833 | 143,630
Gross loans | 148,833 | 143,630
Nonaccruals |  | 0
Multifamily Real Estate [Member] | Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 148,644 | 143,444
Gross loans | 148,644 | 143,444
Multifamily Real Estate [Member] | Commercial Real Estate Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 189 | 186
Gross loans | 189 | 186
Multifamily Real Estate [Member] | Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross |  | 0
Loans 90 or more days past due and accruing |  | 0
Gross loans |  | 0
Commercial Real Estate, Owner Occupied [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 131,473 | 140,653
Gross loans | 131,473 | 140,653
Nonaccruals | 188 | 2,222
Nonaccruals, no allowance |  | 2,013
Nonaccruals, with allowance | 188 | 209
Commercial Real Estate, Owner Occupied [Member] | Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 130,856 | 138,284
Gross loans | 130,856 | 138,284
Commercial Real Estate, Owner Occupied [Member] | Commercial Real Estate Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 0 | 147
Gross loans | 0 | 147
Commercial Real Estate, Owner Occupied [Member] | Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 617 | 209
Loans 90 or more days past due and accruing | 429 | 0
Gross loans | 617 | 209
Commercial Real Estate Other [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 187,477 | 193,795
Gross loans | 187,477 | 193,795
Nonaccruals |  | 0
Commercial Real Estate Other [Member] | Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 186,939 | 193,249
Gross loans | 186,939 | 193,249
Commercial Real Estate Other [Member] | Commercial Real Estate Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 538 | 546
Gross loans | 538 | 546
Commercial Real Estate Other [Member] | Commercial Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross |  | 0
Loans 90 or more days past due and accruing |  | 0
Gross loans |  | 0
Commercial and Industrial [Member] | Commercial Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 52,018 |
Gross loans | 52,018 |
Commercial and Industrial [Member] | Commercial Non Real Estate Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 52,018 | 51,844
Gross loans | 52,018 | 51,844
Nonaccruals | 0 | 0
Commercial and Industrial [Member] | Commercial Non Real Estate Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 51,435 | 51,547
Gross loans | 51,435 | 51,547
Commercial and Industrial [Member] | Commercial Non Real Estate Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 248 | 253
Gross loans | 248 | 253
Commercial and Industrial [Member] | Commercial Non Real Estate Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 335 | 44
Loans 90 or more days past due and accruing | 335 | 44
Gross loans | 335 | 44
Credit Card Receivable [Member] | Consumer Non Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 4,736 | 4,698
Gross loans | 4,736 | 4,698
Nonaccruals |  | 0
Credit Card Receivable [Member] | Consumer Non Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 4,727 | 4,696
Gross loans | 4,727 | 4,696
Credit Card Receivable [Member] | Consumer Non Real Estate Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 7 | 2
Gross loans | 7 | 2
Credit Card Receivable [Member] | Consumer Non Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross |  | 0
Loans 90 or more days past due and accruing |  | 0
Gross loans |  | 0
Automobile Loan [Member] | Consumer Non Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 12,966 | 12,995
Gross loans | 12,966 | 12,995
Nonaccruals |  | 0
Automobile Loan [Member] | Consumer Non Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 12,707 | 12,802
Gross loans | 12,707 | 12,802
Automobile Loan [Member] | Consumer Non Real Estate Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 245 | 193
Gross loans | 245 | 193
Automobile Loan [Member] | Consumer Non Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross |  | 0
Loans 90 or more days past due and accruing |  | 0
Gross loans |  | 0
Other Consumer Loans [Member] | Consumer Non Real Estate Portfolio Segment [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 29,399 | 25,174
Gross loans | 29,399 | 25,174
Nonaccruals |  | 0
Other Consumer Loans [Member] | Consumer Non Real Estate Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 28,991 | 24,921
Gross loans | 28,991 | 24,921
Other Consumer Loans [Member] | Consumer Non Real Estate Portfolio Segment [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 357 | 250
Gross loans | 357 | 250
Other Consumer Loans [Member] | Consumer Non Real Estate Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Allowance for Credit Loss [Line Items] |  |
Loans, gross | 51 | 3
Loans 90 or more days past due and accruing | 51 | 3
Gross loans | $ 51 | $ 3

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