Segment Reporting - Reconciliation of Net Income to Adjusted Segment Earnings before Interest, Taxes, Depreciation and Amortization (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Jun. 30, 2023
Segment, Reconciliation of Other Items from Segments to Consolidated [Line Items]
Net income	$ 83,947	$ 79,965	$ 62,395	$ 47,547	$ 163,912	$ 109,942
Income tax provision	18,735		22,708		38,265	37,682
Interest income and other	(1,909)		584		(3,490)	1,926
Interest expense	3,319		3,022		5,038	5,961
Total Adjusted Segment EBITDA	158,298		138,981		308,389	251,727
Segment Reconciling Items
Segment, Reconciliation of Other Items from Segments to Consolidated [Line Items]
Net income	83,947		62,395		163,912	109,942
Income tax provision	18,735		22,708		38,265	37,682
Interest income and other	(1,909)		584		(3,490)	1,926
Interest expense	3,319		3,022		5,038	5,961
Unallocated corporate expenses	42,884		39,026		82,415	73,761
Segment depreciation expense	10,242		9,829		20,153	18,856
Amortization of intangible assets	1,080		1,417		2,096	3,599
Total Adjusted Segment EBITDA	$ 158,298		$ 138,981		$ 308,389	$ 251,727