Note 9 - Securities Sold Under Agreements to Repurchase - Repurchase Agreements (Details) - USD ($) $ in Thousands |
Mar. 31, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Gross amount of recognized liabilities | $ 87,513 | $ 112,476 |
| Gross amount offset in the balance sheet | 0 | 0 |
| Net amount of liabilities presented in the balance sheet | 87,513 | 112,476 |
| Investment securities posted as collateral | (87,513) | (112,476) |
| Net amount | $ 0 | $ 0 |
| X | ||||||||||
- Definition Amount of asset associated with funds outstanding borrowed in the form of a security repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of right to receive securities collateral under master netting arrangements that have not been offset against securities sold under agreement to repurchase. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, before effects of master netting arrangements, of funds outstanding borrowed in the form of a security repurchase agreement between the entity and another party for the sale and repurchase of identical or substantially the same securities at a date certain for a specified price. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount, after effect of master netting arrangement and deduction of obligation to return financial collateral not offset and financial instrument subject to master netting arrangement not offset, of fund outstanding borrowed in form of security repurchase agreement for sale and repurchase of identical or substantially same security at date certain for specified price. Excludes security sold under agreement to repurchase not subject to master netting arrangement or similar agreement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after effect of master netting arrangement, of fund outstanding borrowed in form of security repurchase agreement for sale and repurchase of identical or substantially same security at date certain for specified price. Includes financial instrument subject to master netting arrangement not elected or qualified to offset. Excludes security sold under agreement to repurchase not subject to master netting arrangement or similar agreement. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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