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Custody of Digital Assets - Additional Information (Details) - USD ($) | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Crypto Asset, Activity [Line Items] |  |
Fair value of customer digital assets | $ 179,688,082 | $ 102,138,351
Unrecorded liability | 26,000,000 | 13,900,000
Contingent liability | 0 | 0
Qualified Custodians [Member] |  |
Crypto Asset, Activity [Line Items] |  |
Fair value of customer digital assets | $ 26,000,000 | $ 13,900,000

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