Long-Term Debt (Components Of Long-Term Debt) (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Other debt due through 2025	$ 24,150	$ 24,944
Capitalized lease arrangements due through 2026	30,108	18,613
Long-term debt and capitalized lease arrangements	2,654,683	2,425,507
Less current portion	22,020	20,377
Less net deferred financing costs	40,768	47,174
Long-term debt	2,591,895	2,357,956
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Long-term Debt	400,000	175,000
Term Loan [Member]
Debt Instrument [Line Items]
Long-term Debt	850,425	856,950
5.625% Senior Unsecured Notes due 2020 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long-term Debt	250,000	250,000
5.625% Senior Unsecured Notes due 2022 [Member] \| Senior Notes [Member]
Debt Instrument [Line Items]
Long-term Debt	$ 1,100,000	$ 1,100,000

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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Net amount of long-term deferred finance costs capitalized at the end of the reporting period.

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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

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The carrying amount as of the balance sheet date for the aggregate of other miscellaneous borrowings owed by the reporting entity.

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