Supplemental Balance Sheet Information Related to Leases (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Operating Leases
Right of use assets-operating leases	$ 454,650	$ 367,477
Operating lease liabilities	67,776	64,484
Operating lease liabilities noncurrent	395,522	304,624
Total operating lease liabilities	463,298	369,108
Finance Leases
Accumulated depreciation	(5,167,394)	(4,896,427)
Property, plant and equipment, net, Total	5,918,458	5,874,275
Current maturities of long-term debt	$ 3,046	$ 2,740
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Current maturities of long-term debt	Current maturities of long-term debt
Long-term debt	$ 72,549	$ 76,591
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Long-term debt	Long-term debt
Total finance lease liabilities	$ 75,595	$ 79,331
Weighted Average remaining lease term, years
Operating leases	16 years 1 month 6 days	9 years 1 month 6 days
Finance leases	20 years 8 months 12 days	20 years 9 months 18 days
Weighted Average discount rate
Operating leases	5.00%	3.80%
Finance leases	5.40%	7.10%
Finance Lease
Finance Leases
Property and equipment	$ 102,494	$ 102,940
Accumulated depreciation	(34,455)	(30,949)
Property, plant and equipment, net, Total	$ 68,039	$ 71,991