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Investment In Unconsolidated Affiliate (Condensed Statements of Operations of LSV) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Schedule of Equity Method Investments [Line Items]
Revenues	$ 511,579	$ 469,119
Equity Method Investment, Nonconsolidated Investee
Schedule of Equity Method Investments [Line Items]
Revenues	107,349	98,192
Net income	$ 82,012	$ 74,774

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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