Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Significant components of deferred tax assets and liabilities:
Net operating loss	$ 40,140	$ 8,679
Step-up in tax basis in Group LP assets	332,261	361,544
Deferred compensation	75,168	66,228
Lease liability	49,505	44,326
Other	7,869	9,467
Net deferred tax asset before valuation allowance	504,943	490,244
Valuation allowance on NOL and other	(14,870)	(11,563)
Deferred tax asset	490,073	478,681
Right-of-use asset	(39,409)	(34,972)
Other	(13,426)	(14,060)
Deferred tax liability	(52,835)	(49,032)
Net deferred tax asset	$ 437,238	$ 429,649