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Note 22 - Fair Value of Assets and Liabilities - Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques (Details) $ in Thousands | Sep. 30, 2025 USD ($) | Jun. 30, 2025 USD ($) | Dec. 31, 2024 USD ($)
--- | --- | --- | ---
Servicing Asset at Fair Value, Amount |  | $ 6,708 | $ 7,184 | $ 7,918
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Comparability Adjustment [Member] | Valuation, Market Approach [Member] |  |  |  |
Impaired Loans, Fair Value Disclosure |  | 26,492 |  | $ 34,088
Foreclosed assets | [1] | $ 467 |  |
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Comparability Adjustment [Member] | Valuation, Market Approach [Member] | Minimum [Member] |  |  |  |
Impaired Loans, Measurement Input |  | 0.10 |  | 10
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Comparability Adjustment [Member] | Valuation, Market Approach [Member] | Maximum [Member] |  |  |  |
Impaired Loans, Measurement Input |  | 0.35 |  | 35
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Comparability Adjustment [Member] | Valuation, Market Approach [Member] | Weighted Average [Member] |  |  |  |
Impaired Loans, Measurement Input |  | 0.347 |  | 0.289
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Prepayment Rate [Member] |  |  |  |
Servicing Asset at Fair Value, Amount |  | $ 6,708 |  |
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Prepayment Rate [Member] | Minimum [Member] |  |  |  |
Servicing Asset, Measurement Input |  | 1.21 |  |
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Prepayment Rate [Member] | Maximum [Member] |  |  |  |
Servicing Asset, Measurement Input |  | 6.56 |  |
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Prepayment Rate [Member] | Weighted Average [Member] |  |  |  |
Servicing Asset, Measurement Input |  | 2.23 |  |
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Prepayment Rate [Member] | Valuation Technique, Discounted Cash Flow [Member] |  |  |  |
Servicing Asset at Fair Value, Amount |  |  |  | $ 7,918
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Prepayment Rate [Member] | Valuation Technique, Discounted Cash Flow [Member] | Minimum [Member] |  |  |  |
Servicing Asset, Measurement Input |  |  |  | 103
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Prepayment Rate [Member] | Valuation Technique, Discounted Cash Flow [Member] | Maximum [Member] |  |  |  |
Servicing Asset, Measurement Input |  |  |  | 495
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Prepayment Rate [Member] | Valuation Technique, Discounted Cash Flow [Member] | Weighted Average [Member] |  |  |  |
Servicing Asset, Measurement Input |  |  |  | 165
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Discount Rate [Member] |  |  |  |
Servicing Asset, Measurement Input |  | 0.103 |  | 10.5
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Discount Rate [Member] | Weighted Average [Member] |  |  |  |
Servicing Asset, Measurement Input |  | 0.103 |  | 10.5
[1] | There were no discounts taken on the collateral that comprises the balance of foreclosed assets as of December 31, 2024.

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