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Revenues from Contracts with Customers - Schedule of Revenues from Contracts with Customers (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenues from contracts with customers:
Operating revenues	$ 125,616	$ 113,168	$ 346,319	$ 317,040
Advisory fees [Member]
Revenues from contracts with customers:
Operating revenues	114,485	101,659	317,275	293,098
Other revenues [Member]
Revenues from contracts with customers:
Operating revenues	$ 11,131	$ 11,509	$ 29,044	$ 23,942

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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