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Note 8 - Commitments, Off-balance Sheet Arrangements, and Contingent Liabilities (Tables) | 9 Months Ended
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Sep. 30, 2025
Notes Tables |
Schedule of Fair Value, off-Balance-Sheet Risks [Table Text Block] |
|  | September 30, 2025 |  |  | December 31, 2024 |
|  | (In Thousands) |
Financial instruments whose contract amounts represent potential credit risk: |  |  |  |  |  |  |  |
Commitments to extend credit under amortizing loans (1) |  | $ | 44,716 |  |  | $ | 19,052 |
Commitments to extend credit under home equity lines of credit (2) |  |  | 10,286 |  |  |  | 11,531 |
Unused portion of construction loans (3) |  |  | 44,309 |  |  |  | 72,753 |
Unused portion of business lines of credit |  |  | 15,600 |  |  |  | 15,061 |
Standby letters of credit |  |  | 1,991 |  |  |  | 399 |

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