Note 8 - FAIR VALUE - Changes In Fair Values of Trading Securities (Details) - Trading securities - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
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| FAIR VALUE | ||||
| Balance at the beginning of the period | $ 82,445 | $ 22,258 | $ 83,529 | $ 22,369 |
| Paydowns | (40) | (81) | ||
| Premium amortization | (237) | (129) | (471) | (260) |
| Fair value gain (loss) | $ 732 | $ 233 | $ (77) | $ 253 |
| Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Fair Value Gain Loss On Derivatives An Trading Securities | Fair Value Gain Loss On Derivatives An Trading Securities | Fair Value Gain Loss On Derivatives An Trading Securities | Fair Value Gain Loss On Derivatives An Trading Securities |
| Balance at the end of the period | $ 82,900 | $ 22,362 | $ 82,900 | $ 22,362 |
| X | ||||||||||
- Definition Amount of premium amortization of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. No definition available.
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Indicates line item in statement of income or comprehensive income that includes gain (loss) from asset measured at fair value using unobservable input (level 3). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Details
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