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Long-Term Debt And Liquidity Long-Term Debt and Liquidity Short-term Debt (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Debt Instrument [Line Items]
Long-term Debt, Current Maturities	$ 188,104us-gaap_LongTermDebtCurrent	$ 1,161us-gaap_LongTermDebtCurrent
Senior Subordinated Notes [Member]
Debt Instrument [Line Items]
Long-term Debt, Current Maturities	187,973us-gaap_LongTermDebtCurrent / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorSubordinatedNotesMember	0us-gaap_LongTermDebtCurrent / us-gaap_LongtermDebtTypeAxis = us-gaap_SeniorSubordinatedNotesMember
Other Debt [Member]
Debt Instrument [Line Items]
Long-term Debt, Current Maturities	$ 131us-gaap_LongTermDebtCurrent / us-gaap_LongtermDebtTypeAxis = us-gaap_OtherDebtSecuritiesMember	$ 1,161us-gaap_LongTermDebtCurrent / us-gaap_LongtermDebtTypeAxis = us-gaap_OtherDebtSecuritiesMember

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- Definition

Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19,20)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20

-Article 5



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19

-Article 5

+ Details

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- Details

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Period Type: