Borrowings - Prime Brokerage Credit Facilities (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Line of Credit Facility [Line Items]
Financing interest expense on long-term borrowings	$ 132,859	$ 97,802	$ 99,294
Short-Term Credit Facilities
Line of Credit Facility [Line Items]
Financing interest expense on long-term borrowings	$ 10,300	$ 9,700	$ 13,100

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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