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Investments - Summary of Market Value of Investments (Detail) - USD ($)	Sep. 30, 2022	Dec. 31, 2021
Investment Holdings [Line Items]
Total Investments	$ 136,241,599	$ 166,656,001
Securities held in Consolidated Funds
Investment Holdings [Line Items]
Fair value investments	50,498,804	73,855,204
Securities held in Consolidated Funds | Parent
Investment Holdings [Line Items]
Fair value investments	32,300,000	55,800,000
Securities held in Consolidated Funds | Redeemable Noncontrolling Interest
Investment Holdings [Line Items]
Fair value investments	18,200,000	18,100,000
Company sponsored investments
Investment Holdings [Line Items]
Fair value investments	$ 64,245,205	$ 79,173,437

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Value of the investment at close of period. For schedules of investments that are categorized, the value would be aggregated by category. For investment in and advances to affiliates, if operations of any controlled companies are different in character from those of the company, group such affiliates within divisions and by type of activities.

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Sum of the carrying amounts as of the balance sheet date of all investments.

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