Debt Level 4 (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Debt Instrument [Line Items]
Repayments of Debt	$ 155,800	$ 350,400
Repayments of Other Debt	1,600	1,200
Losses on early extinguishment of debt, net	0	(1,060)
Total debt	4,676,637		$ 4,712,496
Current maturities of long-term debt	(63,437)		(63,341)
Less current maturities	63,437		63,341
Total long-term debt	$ 4,613,200		$ 4,649,155
Debt, Weighted Average Interest Rate	5.29%		5.29%
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate	4.36%		4.35%
Letters of Credit, Maximum Borrowing Capacity	$ 39,000
Interest Paid, Including Capitalized Interest, Operating and Investing Activities	43,800	29,600
Unamortized Debt Issuance Expense	$ (34,391)		$ (35,788)
Redemption Premium		400
Proceeds from Issuance of Debt		408,400
Bank Facility Interest Rate	7.43%		7.46%
Debt Instrument, Increase (Decrease), Other, Net		5,000
Payments of Debt Issuance Costs	$ 0	7,471
Payments of Financing Costs		$ 7,500
January 2028
Debt Instrument [Line Items]
Notes Payable to Bank, Noncurrent	653,906		$ 658,125
Bank credit facility	755,000		790,000
Bank Credit Facility 2028
Debt Instrument [Line Items]
Bank credit facility	755,000		790,000
Unsecured Debt [Member] | April 2027 [Member]
Debt Instrument [Line Items]
Senior Notes	137,424		137,424
Unsecured Debt [Member] | December 2027 [Member]
Debt Instrument [Line Items]
Senior Notes	550,000		550,000
Unsecured Debt [Member] | June 2029 [Member]
Debt Instrument [Line Items]
Senior Notes	750,000		750,000
Unsecured Debt [Member] | August 2030
Debt Instrument [Line Items]
Senior Notes	850,000		850,000
Unsecured Debt [Member] | May 2031
Debt Instrument [Line Items]
Senior Notes	800,000		800,000
Capital Lease Obligations [Member]
Debt Instrument [Line Items]
Finance Lease, Liability	135,631		132,039
Mortgages [Member]
Debt Instrument [Line Items]
Mortgage notes and other debt, maturities through 2047	$ 79,067		$ 80,696