Goodwill and Other Intangible Assets - Schedule of Other Intangible Assets (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Finite And Indefinite Lived Intangible Assets [Line Items]
Gross Carrying Amounts	$ 3,754,745	$ 3,353,046
Accumulated Amortization	(1,419,360)	(1,237,164)
Net Carrying Amount	2,335,385	2,115,882
Trade names and trademarks—indefinite lived
Finite And Indefinite Lived Intangible Assets [Line Items]
Gross Carrying Amounts	466,327	455,632
Net Carrying Amount	$ 466,327	455,632
Customer and vendor agreements
Finite And Indefinite Lived Intangible Assets [Line Items]
Weighted- Avg Useful Life (Years)	16 years 3 months 18 days
Gross Carrying Amounts	$ 2,925,719	2,594,909
Accumulated Amortization	(1,167,218)	(1,011,815)
Net Carrying Amount	$ 1,758,501	1,583,094
Trade names and trademarks—other
Finite And Indefinite Lived Intangible Assets [Line Items]
Weighted- Avg Useful Life (Years)	7 years 2 months 12 days
Gross Carrying Amounts	$ 12,093	6,720
Accumulated Amortization	(5,235)	(3,031)
Net Carrying Amount	$ 6,858	3,689
Software
Finite And Indefinite Lived Intangible Assets [Line Items]
Weighted- Avg Useful Life (Years)	5 years 10 months 24 days
Gross Carrying Amounts	$ 272,461	239,292
Accumulated Amortization	(198,628)	(182,448)
Net Carrying Amount	$ 73,833	56,844
Non-compete agreements
Finite And Indefinite Lived Intangible Assets [Line Items]
Weighted- Avg Useful Life (Years)	4 years 3 months 18 days
Gross Carrying Amounts	$ 78,145	56,493
Accumulated Amortization	(48,279)	(39,870)
Net Carrying Amount	$ 29,866	$ 16,623