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Long-Term Debt And Liquidity (Schedule Of Long-Term Debt) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Debt Instrument [Line Items]
Revolving Facility	$ 53,000	$ 64,000
Total	539,509	541,593
Senior Subordinated Notes [Member]
Debt Instrument [Line Items]
Total	184,820	175,675
Other Debt [Member]
Debt Instrument [Line Items]
Total	$ 1,689	$ 1,918

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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