Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Significant components of deferred tax assets and liabilities:
Net operating loss	$ 35,222	$ 40,140
Step-up in tax basis in Group LP assets	309,285	332,261
Deferred compensation	81,564	75,168
Lease liability	50,922	49,505
Other	2,319	7,869
Net deferred tax asset before valuation allowance	479,312	504,943
Valuation allowance on NOL and other	(15,475)	(14,870)
Deferred tax asset	463,837	490,073
Right-of-use asset	(41,012)	(39,409)
Other	(12,313)	(13,426)
Deferred tax liability	(53,325)	(52,835)
Net deferred tax asset	$ 410,512	$ 437,238