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Note 3 - Loans - Acquired Receivables Associated With Business Combination (Details) - USD ($) $ in Thousands |  | 6 Months Ended
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Oct. 01, 2024 | Jun. 30, 2025
Non-credit discount at acquisition |  | $ 13,500
Touchstone Bankshares, Inc [Member] |  |
Book value of acquired loans at acquisition | $ 13,050 |
Initial ACL at acquisition | 386 |
Non-credit discount at acquisition | 1,413 |
Purchase Price | 14,849 |
Touchstone Bankshares, Inc [Member] | Financial Asset Acquired and No Credit Deterioration [Member] |  |
Fair Value | 467,891 |
Gross contractual amounts receivable | 479,591 |
Estimate of contractual cash flows not expected to be collected | $ 8,138 |

X
- Definition Amount of estimated contractual cash flow not expected to be collected for receivable purchased without credit deterioration, acquired in business combination. Excludes purchased financial asset with credit deterioration. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479907/805-20-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479907/805-20-50-1 + Details
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- Definition Amount at par value of financing receivable purchased with credit deterioration. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 19 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-19 + Details
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