Long-Term Debt (Schedule of Long-Term Debt) (Details) - USD ($)	3 Months Ended
Jun. 30, 2022	Mar. 31, 2022
Debt Instrument [Line Items]
Less current portion	$ (4,708,000)	$ (10,006,000)
Long-term debt, excluding current portion	4,486,565,000	4,580,087,000
Senior Notes due March 1, 2025 [Member]
Debt Instrument [Line Items]
Long-term debt	$ 1,220,491,000	1,319,697,000
Debt instrument, face amount		$ 1,325,000,000
Stated interest rate	5.75%	5.75%
Maturity date	Mar. 01, 2025
Unamortized discount	$ 4,509,000	$ 5,303,000
Senior Amortizing Notes due June 30, 2022 [Member]
Debt Instrument [Line Items]
Long-term debt		4,234,000
Debt instrument, face amount		47,367,000
Maturity date	Jun. 30, 2022
Unamortized discount	$ 0	20,000
Effective interest rate	7.44%
Other [Member]
Debt Instrument [Line Items]
Long-term debt	$ 6,286,000	8,675,000
Term Loan Facility [Member]
Debt Instrument [Line Items]
Long-term debt	$ 3,264,496,000	3,257,487,000
Debt instrument, face amount		5,100,000,000
Maturity date	Mar. 01, 2024
Unamortized discount	$ 48,754,000	55,763,000
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term debt
Debt instrument, face amount		$ 785,000,000
Maturity date	Jul. 03, 2024

Face (par) amount of debt instrument at time of issuance.

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