Equity Method Investments - Condensed Statements of Operations of LSV (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Schedule of Equity Method Investments [Line Items]
Total revenue	$ 662,043	$ 578,511	$ 1,925,843	$ 1,689,456
Net income	171,247	164,586	547,574	543,186
Equity Method Investment, Nonconsolidated Investee
Schedule of Equity Method Investments [Line Items]
Total revenue	136,559	111,750	392,867	325,894
Net income	$ 102,995	$ 82,812	$ 285,794	$ 244,639

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

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+ Details

- Definition

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).

+ References

+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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