Note 6 - Fair Value Measurements (Details Textual) $ in Thousands |
Jun. 30, 2026
USD ($)
|
Dec. 31, 2025
USD ($)
|
|---|---|---|
| Collateral, Market, Income, Enterprise, Liquidation Methods [Member] | Measurement Input, Cost to Sell [Member] | Minimum [Member] | ||
| Impaired Loans, Measurement Input | 6 | |
| Collateral, Market, Income, Enterprise, Liquidation Methods [Member] | Measurement Input, Cost to Sell [Member] | Maximum [Member] | ||
| Impaired Loans, Measurement Input | 10 | |
| Fair Value, Recurring [Member] | ||
| Liabilities, Fair Value Disclosure | $ 0 | $ 0 |