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Consolidated Statements of Changes in Shareholders' Equity (Parentheticals) - $ / shares | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Common Stock [Member] | Touchstone Bankshares, Inc [Member] |  |
Stock Issued During Period, Shares, Acquisitions (in shares) | 2,673,640 |
Common Stock [Member] | Stock Incentive Plan [Member] |  |
Repurchase of shares of common stock, shares (in shares) |  | 6,495
Repurchase of common stock shares (in shares) | 5,356 |
Common Stock [Member] | Stock Repurchase Plan [Member] |  |
Repurchase of shares of common stock, shares (in shares) |  | 37,532
Common Stock [Member] |  |
Issuance of common stock, dividend reinvestment plan, shares (in shares) | 9,307 | 9,214
Issuance of common stock, stock incentive plan, shares (in shares) | 33,037 | 33,002
Cash dividends on common stock, per share (in dollars per share) | $ 0.605 | $ 0.6
Issuance of common stock, dividend reinvestment plan, shares (in shares) | 9,307 | 9,214

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