Employee Compensation and Benefit Plan - Schedule of Defined Benefit Plans Disclosures (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Deferred Compensation Arrangement with Individual, Excluding Share-Based Payments and Postretirement Benefits [Line Items]
Compensation payable	$ 127,767	$ 138,404
Compensation payable
Deferred Compensation Arrangement with Individual, Excluding Share-Based Payments and Postretirement Benefits [Line Items]
Compensation payable	121,874	134,648
Accrued profit sharing payable
Deferred Compensation Arrangement with Individual, Excluding Share-Based Payments and Postretirement Benefits [Line Items]
Compensation payable	$ 5,893	$ 3,756