v3.25.4

Note 6 - Receivables From and Payables to Brokers, Dealers, and Clearing Agencies (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2025
Notes Tables |
Schedule of Due to (from) Broker-Dealer and Clearing Organization [Table Text Block] |
|  | December 31, 2025 |  |  | December 31, 2024 |
Deposits with clearing agencies |  | $ | 250 |  |  | $ | 250 |
Unsettled regular way trades, net |  |  | 3,281 |  |  |  | 2,263 |
Receivable from clearing organizations |  |  | 42,663 |  |  |  | 43,137 |
Receivables from brokers, dealers, and clearing agencies |  | $ | 46,194 |  |  | $ | 45,650 |
|  | December 31, 2025 |  |  | December 31, 2024 |
Margin payable |  | $ | 4 |  |  | $ | 66,655 |
Payables to brokers, dealers, and clearing agencies |  | $ | 4 |  |  | $ | 66,655 |

X
- Definition Tabular disclosure of amounts receivable from and payable to broker-dealers and clearing organizations, including securities failed to receive, deposits received for securities loaned, amounts payable to clearing organizations related to open transactions, floor brokerage payables and payables for commodities futures accounts liquidating to an equity balance on a broker-dealer's records. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration