Income Taxes - Details of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred Tax Assets, Gross [Abstract]
Depreciation And Amortization	$ 26,207	$ 24,179
Compensation and Benefits	95,532	90,787
Deferred Tax Assets, Operating Lease	81,198	80,446
Other	9,511	21,478
Total Deferred Tax Assets	340,601	353,262
Deferred Tax Liabilities, Gross [Abstract]
Deferred Tax Liability, Operating Lease	62,164	63,460
Goodwill, Intangible Assets and Other	16,289	12,873
Total Deferred Tax Liabilities	78,453	76,333
Net Deferred Tax Assets Before Valuation Allowance	262,148	276,929
Valuation Allowance	(14,071)	(19,067)
Net Deferred Tax Assets	248,077	257,862
Tax Receivable Agreement [Member]
Deferred Tax Assets, Gross [Abstract]
Step up in tax basis due to the exchange of LP Units for Class A Shares	83,313	90,157
Without Tax Receivable Agreement [Member]
Deferred Tax Assets, Gross [Abstract]
Step up in tax basis due to the exchange of LP Units for Class A Shares	$ 44,840	$ 46,215