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Long-term debt (Detail) - USD ($) $ in Thousands		3 Months Ended			9 Months Ended
Long-term debt (Detail) - USD ($) $ in Thousands	Jun. 08, 2026	Sep. 30, 2026	Jun. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025
Debt Instrument [Line Items]
Total debt principal outstanding		$ 10,832,243			$ 10,832,243		$ 10,344,583
Discount Premium And Deferred Financing Costs		(63,128)			(63,128)		(71,394)
Carrying amount of long-term debt, net of unamortized discounts, premiums and deferred financing costs		10,769,115			10,769,115		10,273,189
Less current portion		(112,491)			(112,491)		(109,201)
Total long-term debt		$ 10,656,624			$ 10,656,624		10,163,988
Long-term debt, weighted average interest rate, at point in time		5.54%			5.54%
Debt extinguishment and modification costs		$ 0	$ 2,035	$ 5,150	$ 2,035	$ 5,150
2025 Interest Rate Cap Agreements 4.50% Effective December 31 2026
Debt Instrument [Line Items]
Notional Amount Amortizable By December 31, 2027					250,000
2024 Interest Rate Cap Agreements 4.00% Effective December 31 2025
Debt Instrument [Line Items]
Notional Amount Amortizable By December 31, 2026					250,000
2024 Interest Rate Cap Agreements 4.50% Effective December 31 2025
Debt Instrument [Line Items]
Notional Amount Amortizable By December 31, 2026					750,000
Revolving line of credit
Debt Instrument [Line Items]
Secured Debt		80,000			80,000		0
Revolving line of credit, fair value of amount outstanding		80,000			$ 80,000
Debt Instrument, Maturity Date					Nov. 24, 2030
4.625% Senior Notes
Debt Instrument [Line Items]
Senior Notes		2,750,000			$ 2,750,000		2,750,000
Debt Instrument, Fair Value Disclosure		$ 2,564,375			$ 2,564,375
Debt Instrument, Maturity Date					Jun. 01, 2030
Debt, Interest Rate, at Point in Time		4.625%			4.625%
3.75% Senior Notes
Debt Instrument [Line Items]
Senior Notes		$ 1,500,000			$ 1,500,000		1,500,000
Debt Instrument, Fair Value Disclosure		$ 1,327,500			$ 1,327,500
Debt Instrument, Maturity Date					Feb. 15, 2031
Debt, Interest Rate, at Point in Time		3.75%			3.75%
6.875% Senior Notes
Debt Instrument [Line Items]
Senior Notes		$ 1,000,000			$ 1,000,000		1,000,000
Debt Instrument, Fair Value Disclosure		$ 991,250			$ 991,250
Debt Instrument, Maturity Date					Sep. 01, 2032
Debt, Interest Rate, at Point in Time		6.875%			6.875%
Acquisition obligations and other notes payable
Debt Instrument [Line Items]
Acquisition obligations and other notes payable		$ 36,176			$ 36,176		40,904
Long-term debt, weighted average interest rate, at point in time		5.16%			5.16%
Acquisition obligations and other notes payable, fair value		$ 36,176			$ 36,176
Debt instrument, maturity date, description					2026-2038
Financing lease obligations
Debt Instrument [Line Items]
Financing lease obligations		$ 151,611			$ 151,611		185,120
Finance lease, weighted average discount rate, percent		4.26%			4.26%
Debt instrument, maturity date, description					2027-2039
6.75% Senior Notes
Debt Instrument [Line Items]
Senior Notes		$ 1,000,000			$ 1,000,000		1,000,000
Debt Instrument, Fair Value Disclosure		$ 980,000			$ 980,000
Debt Instrument, Maturity Date					Jul. 15, 2033
Debt, Interest Rate, at Point in Time		6.75%			6.75%
Term Loan B-2
Debt Instrument [Line Items]
Debt Instrument, Maturity Date	May 09, 2031
Debt Instrument, Quarterly Payment, % of Beginning Balance Outstanding	0.25%
Debt Instrument Quarterly Payment Start Date	Jun. 30, 2026
Debt Instrument, Issuance Date	Jun. 08, 2026
Term Loan B-2
Debt Instrument [Line Items]
Secured Debt		$ 2,351,956			$ 2,351,956		1,868,559
Debt Instrument, Fair Value Disclosure		2,343,136			$ 2,343,136
Debt Instrument, Description of Variable Rate Basis					SOFR + 1.75%
Debt Instrument, Periodic Payment, Principal					$ 16,603
Debt Instrument, Maturity Date					May 09, 2031
Debt Instrument, Increase (Decrease), Net	$ 500,000
Debt Instrument, Periodic Payment Terms, Balloon Payment to be Paid		2,244,778			$ 2,244,778
Term Loan A-2
Debt Instrument [Line Items]
Secured Debt		1,962,500			1,962,500		$ 2,000,000
Debt Instrument, Fair Value Disclosure		$ 1,955,141			1,955,141
Debt Instrument, Periodic Payment, Principal					$ 37,500
Debt Instrument, Maturity Date					Nov. 24, 2030
Term Loan A-2 \| Revolving line of credit
Debt Instrument [Line Items]
Debt Instrument Becomes Due Before Maturity Date When Unpaid Amount Triggers Change In Due Date		Mar. 02, 2030
Term Loan A-2 and Revolver
Debt Instrument [Line Items]
Debt Instrument, Description of Variable Rate Basis					SOFR + 1.50%