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Note 11 - Acquisition (Details Textual) $ in Thousands |  | 3 Months Ended
--- | --- | ---
Oct. 01, 2024 USD ($) shares | Mar. 31, 2025 USD ($) | Dec. 31, 2024 USD ($) | Mar. 31, 2024 USD ($)
Business Combination, Acquisition-Related Cost, Expense |  | $ 1,940 |  | $ 0
Touchstone Bankshares, Inc [Member] |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Issued Per Share Outstanding | 0.55 |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) | shares | 2,673,640 |  |  |
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable | $ 46,800 |  |  |
Business Combination, Number of Branches Acquired | 12 |  |  |
Business Combination, Bargain Purchase, Gain Recognized, Amount | $ 2,900 |  |  |
Business Combination, Acquisition-Related Cost, Expense |  | $ 1,900 | $ 7,200 |

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