Income Taxes - Schedule of Components of Company's Net Deferred Tax Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Non-current deferred tax liabilities:
Intangible assets	$ 440,238	$ 400,335
Fixed assets	20,004	11,740
ASC 842 ROU Asset	47,663	46,730
Net unrealized holding (loss)/gain on available-for-sale securities	(41)	176
Total non-current deferred tax liabilities	523,080	478,909
Non-current deferred tax assets:
Deferred compensation	66,354	59,897
Accruals and reserves	15,708	19,497
ASC 842 lease liabilities	53,343	53,150
Net operating loss carryforwards and 163(j) disallowed carryforwards	1,910	3,168
Valuation allowance for deferred tax assets	(1,029)	(1,025)
Total non-current deferred tax assets	136,286	134,687
Net non-current deferred tax liability	386,794	344,222
Accounting Standards Update 2014-09
Non-current deferred tax liabilities:
Deferred Tax Liabilities, Other	$ 15,216	$ 19,928