Note 9 - Fair Value Measurement (Tables)
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6 Months Ended |
Jun. 30, 2026 |
| Notes Tables |
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| Fair Value, by Balance Sheet Grouping [Table Text Block] |
| ($ in thousands) | | | | | | Fair Value Measurements at June 30, 2026, Using: | | | | | |
| Financial assets: | | | Carrying Value | | | | Level 1 | | | | Level 2 | | | | Level 3 | | | | Total Fair Value | |
| Loans, net | | $ | 1,496,190 | | | $ | - | | | $ | - | | | $ | 1,446,845 | | | $ | 1,446,845 | |
| Financial liabilities: | | | | | | | | | | | | | | | | | | | | |
| Time deposits | | | 242,305 | | | | - | | | | 237,037 | | | | - | | | | 237,037 | |
| Repurchase agreements | | | 59,217 | | | | - | | | | 59,217 | | | | - | | | | 59,217 | |
| Borrowings | | | 16,033 | | | | - | | | | 15,788 | | | | - | | | | 15,788 | |
| ($ in thousands) | | | | | | | Fair Value Measurements at December 31, 2025, Using: | | | | | |
| Financial assets: | | Carrying Value | | | Level 1 | | | Level 2 | | | Level 3 | | | Total Fair Value | |
| Loans, net | | $ | 1,495,834 | | | $ | - | | | $ | - | | | $ | 1,494,830 | | | $ | 1,494,830 | |
| Financial liabilities: | | | | | | | | | | | | | | | | | | | | |
| Time deposits | | | 210,729 | | | | - | | | | 209,147 | | | | - | | | | 209,147 | |
| Repurchase agreements | | | 97,855 | | | | - | | | | 97,855 | | | | - | | | | 97,855 | |
| Borrowings | | | 21,013 | | | | - | | | | 20,599 | | | | - | | | | 20,599 | |
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| Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] |
| | | | | | | Fair Value Measurements at | |
| | | | | | | June 30, 2026 Using | |
| | | | | | | Quoted | | | | | | | | | |
| | | | | | | Prices in | | | | | | | | | |
| | | | | | | Active | | | Significant | | | | | |
| | | | | | | Markets for | | | Other | | | Significant | |
| | | | | | | Identical | | | Observable | | | Unobservable | |
| | | | | | | Assets | | | Inputs | | | Inputs | |
| | | Total Fair Value | | | (Level 1) | | | (Level 2) | | | (Level 3) | |
| Assets: | | | | | | | | | | | | | | | | |
| U.S. Government-sponsored agencies collateralized by mortgage obligations- residential | | $ | 234,965 | | | $ | - | | | $ | 234,965 | | | $ | - | |
| U.S. Government agencies collateralized by mortgage obligations-commercial | | | 142,106 | | | | - | | | | 142,106 | | | | - | |
| Obligations of states and political subdivisions | | | 88,920 | | | | - | | | | 88,920 | | | | - | |
| | | $ | 465,991 | | | $ | - | | | $ | 465,991 | | | $ | - | |
| | | | | | | Fair Value Measurements at | |
| ($ in thousands) | | | | | | December 31, 2025 Using | |
| | | | | | | Quoted | | | | | | | | | |
| | | | | | | Prices in | | | | | | | | | |
| | | | | | | Active | | | Significant | | | | | |
| | | | | | | Markets for | | | Other | | | Significant | |
| | | | | | | Identical | | | Observable | | | Unobservable | |
| | | | | | | Assets | | | Inputs | | | Inputs | |
| | | Total Fair Value | | | (Level 1) | | | (Level 2) | | | (Level 3) | |
| Assets: | | | | | | | | | | | | | | | | |
| U.S. Government-sponsored agencies collateralized by mortgage obligations - residential | | $ | 253,165 | | | $ | - | | | $ | 253,165 | | | $ | - | |
| U.S. Government-agencies collateralized by mortgage obligations - commercial | | | 134,764 | | | | - | | | | 134,764 | | | | - | |
| Obligations of states and political subdivisions | | | 88,666 | | | | - | | | | 88,666 | | | | - | |
| | | $ | 476,595 | | | $ | - | | | $ | 476,595 | | | $ | - | |
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| Fair Value Measurements, Nonrecurring [Table Text Block] |
| | | | | | | Fair Value Measurements at | | | | | |
| | | | | | | June 30, 2026 Using | | | | | |
| ($ in thousands) | | Total Fair Value | | | Quoted Prices in Active Markets for Identical Assets (Level 1) | | | Significant Other Observable Inputs (Level 2) | | | Significant Unobservable Inputs (Level 3) | | | Total Losses Six Months Ended June 30, 2026 | |
| | | | | | | | | | | | | | | | | | | | | |
| Assets: | | | | | | | | | | | | | | | | | | | | |
| Collateral-dependent loans | | | | | | | | | | | | | | | | | | | | |
| Commercial | | $ | - | | | $ | - | | | $ | - | | | $ | - | | | $ | 221 | |
| Agricultural | | | 743 | | | | - | | | | - | | | | 743 | | | | 613 | |
| Total | | $ | 743 | | | $ | - | | | $ | - | | | $ | 743 | | | $ | 834 | |
| | | | | | | | | | | | | | | | | | | | | |
| Other Real Estate Owned: | | | | | | | | | | | | | | | | | | | | |
| Equity lines of credit | | $ | 135 | | | $ | - | | | $ | - | | | $ | 135 | | | $ | - | |
| | | | | | | Fair Value Measurements at | | | | | |
| | | | | | | December 31, 2025 Using | | | | | |
| ($ in thousands) | | Total Fair Value | | | Quoted Prices in Active Markets for Identical Assets (Level 1) | | | Significant Other Observable Inputs (Level 2) | | | Significant Unobservable Inputs (Level 3) | | | Total Losses Six Months Ended June 30, 2025 | |
| Assets: | | | | | | | | | | | | | | | | | | | | |
| Collateral-dependent loans | | | | | | | | | | | | | | | | | | | | |
| Commercial | | $ | 84 | | | $ | - | | | $ | - | | | $ | 84 | | | $ | - | |
| Agricultural | | | 1,904 | | | | - | | | | - | | | | 1,904 | | | | 931 | |
| Total | | $ | 1,988 | | | $ | - | | | $ | - | | | $ | 1,988 | | | $ | 931 | |
| | | | | | | | | | | | | | | | | | | | | |
| Other Real Estate Owned: | | | | | | | | | | | | | | | | | | | | |
| RE – Residential | | | 91 | | | | - | | | | - | | | | 91 | | | | - | |
| Equity lines of credit | | | 135 | | | | | | | | | | | | 135 | | | | - | |
| Total | | $ | 226 | | | $ | - | | | $ | - | | | $ | 226 | | | $ | - | |
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| Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] |
| | | | | | | | | | | | | | | | | | | |
| ($ in thousands) | | | | | | | | | | | | Range | | | Range | |
| | | Fair Value | | | Fair Value | | Valuation | | | (Weighted Average) | | | (Weighted Average) | |
| Description | | 6/30/2026 | | | 12/31/2025 | | Technique | Significant Unobservable Input | | 6/30/2026 | | | 12/31/2025 | |
| Collateral-dependent loans: | | | | | | | | | | | | | | | | | | |
| Commercial | | $ | - | | | $ | 84 | | Third Party appraisals | Management Adjustments to Reflect Current Conditions and Selling Costs | | | 100% (100%) | | | | 14% - 100% (45%) | |
| Agricultural | | | 743 | | | | 1,904 | | Third Party appraisals | Management Adjustments to Reflect Current Conditions and Selling Costs | | | 18% - 100% (73%) | | | | 2% - 100% (43%) | |
| Total | | $ | 743 | | | $ | 1,988 | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | | | |
| Other Real Estate: | | | | | | | | | | | | | | | | | | |
| RE – Residential | | $ | - | | | $ | 91 | | Third Party appraisals | Management Adjustments to Reflect Current Conditions and Selling Costs | | | - | | | | 60 | % |
| Equity lines of credit | | | 135 | | | | 135 | | Third Party appraisals | Management Adjustments to Reflect Current Conditions and Selling Costs | | | 10 | % | | | 10 | % |
| | | $ | 135 | | | $ | 226 | | | | | | | | | | | |
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