| 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, 2025 and December 31, 2024.
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | September 30, 2025 | | | Total | | Level 1 | | Level 2 | | Level 3 | | Financial assets: | | | | | | | | | | Securities available for sale: | | | | | | | | | | State and political subdivisions | | $ | 175,058 | | | $ | — | | | $ | 175,058 | | | $ | — | | | Collateralized mortgage obligations | | 217,097 | | | — | | | 217,097 | | | — | | | Mortgage-backed securities | | 117,978 | | | — | | | 117,978 | | | — | | | Collateralized loan obligations | | 14,831 | | | — | | | 14,831 | | | — | | | Corporate notes | | 12,892 | | | — | | | 12,892 | | | — | | | Derivative instruments | | 13,802 | | | — | | | 13,802 | | | — | | | | | | | | | | | | Financial liabilities: | | | | | | | | | | Derivative instruments | | $ | 11,348 | | | $ | — | | | $ | 11,348 | | | $ | — | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | December 31, 2024 | | | Total | | Level 1 | | Level 2 | | Level 3 | | Financial assets: | | | | | | | | | | Securities available for sale: | | | | | | | | | | State and political subdivisions | | $ | 174,145 | | | $ | — | | | $ | 174,145 | | | $ | — | | | Collateralized mortgage obligations | | 219,264 | | | — | | | 219,264 | | | — | | | Mortgage-backed securities | | 119,819 | | | — | | | 119,819 | | | — | | | | | | | | | | | | Collateralized loan obligations | | 18,965 | | | — | | | 18,965 | | | — | | | Corporate notes | | 12,372 | | | — | | | 12,372 | | | — | | | Derivative instruments | | 24,181 | | | — | | | 24,181 | | | — | | | | | | | | | | | | Financial liabilities: | | | | | | | | | | Derivative instruments | | $ | 14,554 | | | $ | — | | | $ | 14,554 | | | $ | — | |
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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, 2025 and December 31, 2024. | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | September 30, 2025 | | | | Carrying Amount | | Approximate Fair Value | | Level 1 | | Level 2 | | Level 3 | | Financial assets: | | | | | | | | | | | | Cash and due from banks | | $ | 26,875 | | | $ | 26,875 | | | $ | 26,875 | | | $ | — | | | $ | — | | | Interest-earning deposits with banks | | 109,265 | | | 109,265 | | | 109,265 | | | — | | | — | | | Securities purchased under agreements to resell | | 96,792 | | | 96,792 | | | — | | | 96,792 | | | — | | | Securities available for sale | | 537,856 | | | 537,856 | | | — | | | 537,856 | | | — | | | Federal Home Loan Bank stock | | 15,190 | | | 15,190 | | | — | | | 15,190 | | | — | | | Loans, net | | 2,978,373 | | | 2,959,230 | | | — | | | 2,959,230 | | | — | | | Accrued interest receivable | | 13,366 | | | 13,366 | | | 13,366 | | | — | | | — | | | Derivative instruments | | 13,802 | | | 13,802 | | | — | | | 13,802 | | | — | | | Financial liabilities: | | | | | | | | | | | | Deposits | | $ | 3,306,517 | | | $ | 3,305,371 | | | $ | — | | | $ | 3,305,371 | | | $ | — | | | | | | | | | | | | | | Subordinated notes, net | | 80,090 | | | 70,648 | | | — | | | 70,648 | | | — | | | Federal Home Loan Bank advances | | 270,000 | | | 270,000 | | | — | | | 270,000 | | | — | | | Long-term debt | | 38,986 | | | 38,986 | | | — | | | 38,986 | | | — | | | Accrued interest payable | | 9,318 | | | 9,318 | | | 9,318 | | | — | | | — | | | Derivative instruments | | 11,348 | | | 11,348 | | | — | | | 11,348 | | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | December 31, 2024 | | | | Carrying Amount | | Approximate Fair Value | | Level 1 | | Level 2 | | Level 3 | | Financial assets: | | | | | | | | | | | | Cash and due from banks | | $ | 28,750 | | | $ | 28,750 | | | $ | 28,750 | | | $ | — | | | $ | — | | | Interest-earning deposits with banks | | 214,728 | | | 214,728 | | | 214,728 | | | — | | | — | | | Securities available for sale | | 544,565 | | | 544,565 | | | — | | | 544,565 | | | — | | | Federal Home Loan Bank stock | | 15,129 | | | 15,129 | | | — | | | 15,129 | | | — | | | Loans, net | | 2,974,428 | | | 2,905,574 | | | — | | | 2,905,574 | | | — | | | Accrued interest receivable | | 12,825 | | | 12,825 | | | 12,825 | | | — | | | — | | | Derivative instruments | | 24,181 | | | 24,181 | | | — | | | 24,181 | | | — | | | Financial liabilities: | | | | | | | | | | | | Deposits | | $ | 3,357,596 | | | $ | 3,357,219 | | | $ | — | | | $ | 3,357,219 | | | $ | — | | | | | | | | | | | | | | Subordinated notes, net | | 79,893 | | | 68,522 | | | — | | | 68,522 | | | — | | | Federal Home Loan Bank advances | | 270,000 | | | 270,000 | | | — | | | 270,000 | | | — | | | Long-term debt | | 42,736 | | | 42,736 | | | — | | | 42,736 | | | — | | | Accrued interest payable | | 8,396 | | | 8,396 | | | 8,396 | | | — | | | — | | | Derivative instruments | | 14,554 | | | 14,554 | | | — | | | 14,554 | | | — | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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