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Related Party Transactions (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023
Related Party Transactions [Line Items] |  |  |  |  |
Additional invested | $ 6,000 |  | $ 6,000 |  |
Net gains (losses) related to certain WisdomTree ETFs |  |  | (619) | $ (1,245) |
WisdomTree Products [Member] |  |  |  |  |
Related Party Transactions [Line Items] |  |  |  |  |
Investments | 81,202 |  | 81,202 |  | $ 52,566
Net gains (losses) related to certain WisdomTree ETFs | 554 | $ (591) | 2,278 | $ 250 |
Affiliated Digital Funds [Member] | WisdomTree Products [Member] |  |  |  |  |
Related Party Transactions [Line Items] |  |  |  |  |
Investments | $ 20,524 |  | $ 20,524 |  | $ 18,308

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