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Long-Term Debt (Long-Term Debt) (Detail) - USD ($)	12 Months Ended
Long-Term Debt (Long-Term Debt) (Detail) - USD ($)	Dec. 31, 2021	Sep. 20, 2021	Aug. 31, 2021	Dec. 31, 2020	Jan. 23, 2020
Debt Instrument [Line Items]
Total debt and lease obligations	$ 5,101,971,000			$ 4,750,812,000
Less - current portion	(6,020,000)			(8,268,000)
Finance leases	10,519,000			3,754,000
Less - current portion	(6,020,000)			(8,268,000)
Less - unamortized debt discount and issuance costs	(55,451,000)			(33,866,000)
Long-term portion of debt and notes payable	5,040,500,000			4,708,678,000
Long-term debt and lease obligation	$ 5,040,500,000			4,708,678,000
Finance leases, expiration year	2027
Finance leases interest rate	1.89%
Credit Agreement [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long term debt	$ 803,944,000			203,927,000
Credit Agreement [Member] \| Revolving Credit Facility [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Bearing interest	1.10%
Credit Agreement [Member] \| Revolving Credit Facility [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Bearing interest	3.25%
Credit Agreement [Member] \| Term Loan Facility [Member]
Debt Instrument [Line Items]
Long term debt	$ 650,000,000			650,000,000
Bearing interest	1.10%
Senior Notes due 2021 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt	$ 100,000,000			$ 100,000,000
Interest rate				4.64%
Senior note year due	2021
New Senior Notes due 2021 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt			$ 150,000,000	$ 150,000,000
Interest rate				2.39%
Senior note year due	2021
Senior Notes due 2022 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt	$ 125,000,000			$ 125,000,000
Interest rate				3.09%
Senior note year due	2022
Senior Notes due 2023 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt	$ 200,000,000			$ 200,000,000
Interest rate				2.75%
Senior note year due	2023
Senior Notes due 2024 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt			150,000,000	$ 150,000,000
Interest rate				3.24%
Senior note year due	2024
Senior Notes due 2025 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt	$ 375,000,000			$ 375,000,000
Interest rate				3.41%
Senior note year due	2025
Senior Notes due 2026 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt			400,000,000	$ 400,000,000
Interest rate				3.03%
Senior note year due	2026
Senior Notes due 2027 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt			$ 250,000,000	$ 250,000,000
Interest rate				3.49%
Senior note year due	2027
Senior Notes due 2028 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt	$ 500,000,000			$ 500,000,000
Interest rate	4.25%			4.25%
Senior note year due	2028
Senior Notes due 2029 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt	$ 500,000,000			$ 500,000,000
Interest rate	3.50%			3.50%
Senior note year due	2029
Senior Notes due 2030 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt	$ 600,000,000			$ 600,000,000
Interest rate	2.60%			2.60%	2.60%
Senior note year due	2030
Senior Notes due 2032 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt	$ 650,000,000
Interest rate	2.20%	2.20%
Senior note year due	2032
Senior Notes due 2050 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt	$ 500,000,000			$ 500,000,000
Interest rate	3.05%			3.05%
Senior note year due	2050
Senior Notes due 2052 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long term debt	$ 850,000,000
Interest rate	2.95%	2.95%
Senior note year due	2052
Notes Payable to Sellers and Other Third Parties [Member]
Debt Instrument [Line Items]
Long term debt	$ 37,508,000			$ 43,131,000
Notes Payable to Sellers and Other Third Parties [Member] \| Minimum [Member]
Debt Instrument [Line Items]
Interest rate	2.42%
Senior note year due	2028
Notes Payable to Sellers and Other Third Parties [Member] \| Maximum [Member]
Debt Instrument [Line Items]
Interest rate	10.35%
Senior note year due	2036