Asset-Based Expenses - Schedule of Asset-Based Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Operating Costs and Expenses [Abstract]
Strategist and manager fees	$ 34,951	$ 35,650	$ 68,155	$ 72,117
Custody fees	1,566	1,816	3,069	3,579
Premier broker-dealer fees	1,430	1,675	2,742	3,783
Fund advisory fees	1,291	1,125	2,644	2,213
Other	106	0	168	261
Total	$ 39,344	$ 40,266	$ 76,778	$ 81,953