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Investments - Summary of Market Value of Investments (Detail) - USD ($) | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Investment Holdings [Line Items] |  |
Company sponsored equity method investments | $ 24,105,808 | $ 13,627,360
Total Investments | 145,675,711 | 166,656,001
Securities held in Consolidated Funds |  |
Investment Holdings [Line Items] |  |
Fair value investments | 54,740,993 | 73,855,204
Securities held in Consolidated Funds | Parent |  |
Investment Holdings [Line Items] |  |
Fair value investments | 37,500,000 | 55,800,000
Securities held in Consolidated Funds | Redeemable Noncontrolling Interest |  |
Investment Holdings [Line Items] |  |
Fair value investments | 17,200,000 | 18,100,000
Company sponsored investments |  |
Investment Holdings [Line Items] |  |
Fair value investments | 66,828,910 | 79,173,437
Fair value investments | $ 66,828,910 | $ 79,173,437

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