| Fair Value, Assets Measured on Recurring Basis |
The following tables present the balances of financial assets and liabilities measured at fair value on a recurring basis by level as of September 30, 2026 and December 31, 2025.
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | September 30, 2026 | | | Total | | Level 1 | | Level 2 | | Level 3 | | Financial assets: | | | | | | | | | | Securities available for sale: | | | | | | | | | | State and political subdivisions | | $ | 150,163 | | | $ | — | | | $ | 150,163 | | | $ | — | | | Collateralized mortgage obligations | | 170,909 | | | — | | | 170,909 | | | — | | | Mortgage-backed securities | | 85,252 | | | — | | | 85,252 | | | — | | | | | | | | | | | | Corporate notes | | 9,324 | | | — | | | 9,324 | | | — | | | Derivative instruments | | 20,568 | | | — | | | 20,568 | | | — | | | | | | | | | | | | Financial liabilities: | | | | | | | | | | Derivative instruments | | $ | 14,329 | | | $ | — | | | $ | 14,329 | | | $ | — | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | December 31, 2025 | | | Total | | Level 1 | | Level 2 | | Level 3 | | Financial assets: | | | | | | | | | | Securities available for sale: | | | | | | | | | | State and political subdivisions | | $ | 163,264 | | | $ | — | | | $ | 163,264 | | | $ | — | | | Collateralized mortgage obligations | | 193,683 | | | — | | | 193,683 | | | — | | | Mortgage-backed securities | | 96,142 | | | — | | | 96,142 | | | — | | | | | | | | | | | | Collateralized loan obligations | | 2,307 | | | — | | | 2,307 | | | — | | | Corporate notes | | 13,051 | | | — | | | 13,051 | | | — | | | Derivative instruments | | 12,785 | | | — | | | 12,785 | | | — | | | | | | | | | | | | Financial liabilities: | | | | | | | | | | Derivative instruments | | $ | 10,916 | | | $ | — | | | $ | 10,916 | | | $ | — | |
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| Carrying Amounts And Approximate Fair Values Of Financial Instruments [Table Text Block] |
The following table presents the carrying amounts and approximate fair values of financial assets and liabilities as of September 30, 2026 and December 31, 2025. | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | September 30, 2026 | | | Carrying Amount | | Approximate Fair Value | | Level 1 | | Level 2 | | Level 3 | | Financial assets: | | | | | | | | | | | | Cash and due from banks | | $ | 23,155 | | | $ | 23,155 | | | $ | 23,155 | | | $ | — | | | $ | — | | | Interest-earning deposits with banks | | 88,822 | | | 88,822 | | | 88,822 | | | — | | | — | | | Securities purchased under agreements to resell | | 160,444 | | | 160,444 | | | — | | | 160,444 | | | — | | | Securities available for sale | | 415,648 | | | 415,648 | | | — | | | 415,648 | | | — | | | Federal Home Loan Bank stock | | 12,426 | | | 12,426 | | | — | | | 12,426 | | | — | | | Loans, net | | 2,964,675 | | | 2,889,117 | | | — | | | 2,889,117 | | | — | | | Accrued interest receivable | | 12,063 | | | 12,063 | | | 12,063 | | | — | | | — | | | Derivative instruments | | 20,568 | | | 20,568 | | | — | | | 20,568 | | | — | | | Financial liabilities: | | | | | | | | | | | | Deposits | | $ | 3,270,646 | | | $ | 3,270,043 | | | $ | — | | | $ | 3,270,043 | | | $ | — | | | | | | | | | | | | | | Subordinated notes, net | | 80,352 | | | 72,886 | | | — | | | 72,886 | | | — | | | Federal Home Loan Bank advances | | 210,000 | | | 210,000 | | | — | | | 210,000 | | | — | | | Long-term debt | | 22,500 | | | 22,500 | | | — | | | 22,500 | | | — | | | Accrued interest payable | | 6,914 | | | 6,914 | | | 6,914 | | | — | | | — | | | Derivative instruments | | 14,329 | | | 14,329 | | | — | | | 14,329 | | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | December 31, 2025 | | | Carrying Amount | | Approximate Fair Value | | Level 1 | | Level 2 | | Level 3 | | Financial assets: | | | | | | | | | | | | Cash and due from banks | | $ | 25,171 | | | $ | 25,171 | | | $ | 25,171 | | | $ | — | | | $ | — | | | Interest-earning deposits with banks | | 324,502 | | | 324,502 | | | 324,502 | | | — | | | — | | | Securities purchased under agreements to resell | | 121,413 | | | 121,413 | | | — | | | 121,413 | | | — | | | Securities available for sale | | 468,447 | | | 468,447 | | | — | | | 468,447 | | | — | | | Federal Home Loan Bank stock | | 15,167 | | | 15,167 | | | — | | | 15,167 | | | — | | | Loans, net | | 2,971,165 | | | 2,953,867 | | | — | | | 2,953,867 | | | — | | | Accrued interest receivable | | 11,982 | | | 11,982 | | | 11,982 | | | — | | | — | | | Derivative instruments | | 12,785 | | | 12,785 | | | — | | | 12,785 | | | — | | | Financial liabilities: | | | | | | | | | | | | Deposits | | $ | 3,468,470 | | | $ | 3,468,215 | | | $ | — | | | $ | 3,468,215 | | | $ | — | | | | | | | | | | | | | | Subordinated notes, net | | 80,156 | | | 74,660 | | | — | | | 74,660 | | | — | | | Federal Home Loan Bank advances | | 270,000 | | | 270,000 | | | — | | | 270,000 | | | — | | | Long-term debt | | 26,250 | | | 26,250 | | | — | | | 26,250 | | | — | | | Accrued interest payable | | 5,319 | | | 5,319 | | | 5,319 | | | — | | | — | | | Derivative instruments | | 10,916 | | | 10,916 | | | — | | | 10,916 | | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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