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Schedule of Investment Securities Non-Broker Dealer (Details) - USD ($) $ in Thousands | Dec. 31, 2025 | Dec. 31, 2024
--- | --- | ---
AccountingPolicies [Line Items] |  |
Investment securities, at fair value | $ 7,401 | $ 5,858
Investment securities, at cost less impairment |  |
Non Broker Dealer [Member] |  |
AccountingPolicies [Line Items] |  |
Investment securities, at fair value | 235 |
Warrants of Publicly Traded Companies [Member] | Non Broker Dealer [Member] |  |
AccountingPolicies [Line Items] |  |
Investment securities, at fair value | 235 |
Simple Agreement on Future Equities [Member] |  |
AccountingPolicies [Line Items] |  |
Investment securities, at cost less impairment |  | 200
Impairment [Member] |  |
AccountingPolicies [Line Items] |  |
Investment securities, at cost less impairment |  | $ (200)

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