Note 7 - Fair Value of Financial Assets and Liabilities - Level 3 Measurements (Details) $ in Thousands |
6 Months Ended |
|---|---|
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Jun. 30, 2026
USD ($)
| |
| Securities owned at fair value | $ 1,742 |
| Unrealized loss included in principal transactions | (90) |
| Transfer to Level 2 fair value measurement | (1,652) |
| Securities owned at fair value | $ 0 |
| 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/disclosureRef
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| X | ||||||||||
- Definition Amount of transfers of financial instrument classified as an asset out of level 3 of the fair value hierarchy. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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/disclosureRef
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