Note 6 - Receivables from and Payables to Brokers, Dealers, and Clearing Agencies - Receivables from and Payables to from Brokers, Dealers and Clearing Agencies (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Deposits with clearing agencies | $ 250 | $ 250 |
| Unsettled regular way trades, net | 1,540 | 3,281 |
| Receivables from clearing agencies | 49,480 | 42,663 |
| Receivables from brokers, dealers, and clearing agencies | 51,270 | 46,194 |
| Margin payable | 49,626 | 4 |
| Payables to brokers, dealers, and clearing agencies | $ 49,626 | $ 4 |
| X | ||||||||||
- Definition Amount of money owes to a broker (or clearing firm) to meet margin requirements on leveraged positions. No definition available.
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| X | ||||||||||
- Definition The amount of receivables from unsettled regular way trades. No definition available.
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| X | ||||||||||
- Definition Amount payable to other broker-dealer and clearing organization, including, but not limited to, security failed-to-receive, deposit received for security loaned, open transaction, and floor-brokerage payable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The amount of securities on deposit with clearing organizations and other entities which provide services necessary to operations of the Company. This item would include, for instance, securities advanced as refundable collateral for securities borrowed. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount receivable from broker-dealers and clearing organizations, including, but not limited to, securities failed-to-deliver, certain deposits for securities borrowed, open transactions, good faith and margin deposits, commissions and floor brokerage receivables. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of right to receive cash and securities on deposit with clearing organizations. Clearing organizations perform post trade processing and trade comparisons among numerous broker-dealers and act as settlement agents between buying and selling broker-dealers. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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