| Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] |
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Fair Value Measurement Using |
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June 30, 2026 |
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Balance |
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Level 1 |
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Level 2 |
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Level 3 |
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U.S. government agencies and corporations |
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$ |
170,136 |
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$ |
- |
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$ |
170,136 |
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$ |
- |
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States and political subdivisions |
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152,729 |
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- |
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152,729 |
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- |
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Mortgage-backed securities |
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325,831 |
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- |
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325,831 |
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- |
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Corporate debt securities |
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3,964 |
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- |
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3,964 |
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- |
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Total securities available for sale |
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$ |
652,660 |
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$ |
- |
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$ |
652,660 |
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$ |
- |
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Fair Value Measurement Using |
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December 31, 2025 |
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Balance |
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Level 1 |
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Level 2 |
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Level 3 |
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U.S. government agencies and corporations |
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$ |
288,055 |
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$ |
- |
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$ |
288,055 |
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$ |
- |
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States and political subdivisions |
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153,717 |
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- |
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153,717 |
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- |
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Mortgage-backed securities |
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207,641 |
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- |
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207,641 |
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- |
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Corporate debt securities |
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4,964 |
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- |
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4,964 |
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- |
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Total securities available for sale |
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$ |
654,377 |
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$ |
- |
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$ |
654,377 |
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$ |
- |
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| Fair Value, by Balance Sheet Grouping [Table Text Block] |
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Estimated Fair Value |
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June 30, 2026 |
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Carrying Amount |
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Level 1 |
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Level 2 |
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Level 3 |
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Financial assets: |
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Cash and due from banks |
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$ |
8,854 |
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$ |
8,854 |
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$ |
- |
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$ |
- |
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Interest-bearing deposits |
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45,709 |
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45,709 |
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- |
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- |
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Securities available for sale |
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652,660 |
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- |
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652,660 |
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- |
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Restricted stock, at cost |
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1,872 |
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- |
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1,872 |
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- |
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Mortgage loans held for sale |
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331 |
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- |
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331 |
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- |
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Loans, net |
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1,004,607 |
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- |
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- |
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979,795 |
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Accrued interest receivable |
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7,029 |
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- |
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7,029 |
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- |
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Bank-owned life insurance |
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49,174 |
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- |
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49,174 |
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- |
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Financial liabilities: |
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Deposits |
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$ |
1,629,456 |
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$ |
- |
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$ |
1,314,606 |
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$ |
314,600 |
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Accrued interest payable |
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1,439 |
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- |
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1,439 |
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- |
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Estimated Fair Value |
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December 31, 2025 |
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Carrying Amount |
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Level 1 |
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Level 2 |
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Level 3 |
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Financial assets: |
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Cash and due from banks |
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$ |
8,419 |
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$ |
8,419 |
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$ |
- |
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$ |
- |
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Interest-bearing deposits |
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50,831 |
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50,831 |
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- |
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- |
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Securities available for sale |
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654,377 |
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- |
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654,377 |
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- |
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Restricted stock, at cost |
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1,848 |
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- |
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1,848 |
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- |
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Loans, net |
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989,418 |
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- |
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- |
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955,899 |
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Accrued interest receivable |
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6,538 |
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- |
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6,538 |
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- |
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Bank-owned life insurance |
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48,568 |
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- |
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48,568 |
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- |
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Financial liabilities: |
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Deposits |
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$ |
1,626,933 |
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$ |
- |
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$ |
1,309,423 |
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$ |
317,625 |
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Accrued interest payable |
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1,581 |
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- |
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1,581 |
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- |
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