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Significant Accounting Policies - Revenues From Contracts with Customers (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation of Revenue [Line Items]
Revenue	$ 39,021,114	$ 45,069,653	$ 81,277,500	$ 84,084,086
Investment advisory
Disaggregation of Revenue [Line Items]
Revenue	36,408,165	41,716,427	75,687,051	78,285,530
Mutual fund administration, net
Disaggregation of Revenue [Line Items]
Revenue	2,612,949	3,353,226	5,590,449	5,798,556
Proprietary funds
Disaggregation of Revenue [Line Items]
Revenue			58,292,499	62,761,731
Proprietary funds | Investment advisory
Disaggregation of Revenue [Line Items]
Revenue	25,447,122	30,452,474	52,702,050	56,963,175
Proprietary funds | Mutual fund administration, net
Disaggregation of Revenue [Line Items]
Revenue	2,612,949	3,353,226	5,590,449	5,798,556
Separately managed accounts
Disaggregation of Revenue [Line Items]
Revenue			13,763,101	13,519,085
Separately managed accounts | Investment advisory
Disaggregation of Revenue [Line Items]
Revenue			13,763,101	13,519,085
Separately managed accounts | Mutual fund administration, net
Disaggregation of Revenue [Line Items]
Revenue			0	0
Sub-Advised funds
Disaggregation of Revenue [Line Items]
Revenue			5,994,491	5,638,073
Sub-Advised funds | Investment advisory
Disaggregation of Revenue [Line Items]
Revenue	1,510,245	1,258,474	5,994,491	5,638,073
Sub-Advised funds | Mutual fund administration, net
Disaggregation of Revenue [Line Items]
Revenue	$ 0	$ 0	0	0
Model delivery
Disaggregation of Revenue [Line Items]
Revenue			3,227,409	2,165,197
Model delivery | Investment advisory
Disaggregation of Revenue [Line Items]
Revenue			3,227,409	2,165,197
Model delivery | Mutual fund administration, net
Disaggregation of Revenue [Line Items]
Revenue			$ 0	$ 0

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 30
-Subparagraph (a)
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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