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Note 4 - Loans - Performance of Modified Loans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Modified | $ 9,163 | $ 2,872
Financial Asset, Not Past Due [Member] |  |
Modified | 9,163 | 2,872
Financial Asset, 30 to 89 Days Past Due [Member] |  |
Modified | 0 | 0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Modified | 0 | 0
Commercial Portfolio Segment [Member] |  |
Modified | 8,942 | 2,650
Commercial Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Modified | 8,942 | 2,650
Commercial Portfolio Segment [Member] | Financial Asset, 30 to 89 Days Past Due [Member] |  |
Modified | 0 | 0
Commercial Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Modified | 0 | 0
Residential Portfolio Segment [Member] |  |
Modified | 221 |
Residential Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Modified | 221 |
Residential Portfolio Segment [Member] | Financial Asset, 30 to 89 Days Past Due [Member] |  |
Modified | 0 |
Residential Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Modified | $ 0 |
Residential Mortgage and Equity Lines Portfolio Segment [Member] |  |
Modified |  | 222
Residential Mortgage and Equity Lines Portfolio Segment [Member] | Financial Asset, Not Past Due [Member] |  |
Modified |  | 222
Residential Mortgage and Equity Lines Portfolio Segment [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |
Modified |  | 0
Residential Mortgage and Equity Lines Portfolio Segment [Member] | Financial Asset, 30 to 59 Days Past Due [Member] |  |
Modified |  | $ 0

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- Definition Amount of increase (decrease) in amortized cost of financing receivable modified for debtor experiencing financial difficulty. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 33 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-33 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 12A -Publisher FASB -URI https://asc.fasb.org/1943274/2147481933/310-10-55-12A Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-42 + Details
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