Note 4 - Debt Securities - Sales and Calls of Debt Securities for Sale (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2025 |
Sep. 30, 2024 |
Sep. 30, 2025 |
Sep. 30, 2024 |
|
| Sale proceeds | $ 76,002 | $ 0 | $ 137,499 | $ 0 |
| Gross realized losses | (7,812) | 0 | (16,375) | 0 |
| Net realized gain (loss) | $ (7,812) | $ 0 | $ (16,375) | $ 0 |
| X | ||||||||||
- Definition Amount of cash inflow from sale and calls of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). No definition available.
|
| X | ||||||||||
- Definition Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of realized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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