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Debt (Schedule Of Obligations Under Debt Arrangements) (Details) - USD ($) $ in Thousands | Dec. 31, 2014 | Dec. 31, 2013
--- | --- | ---
Debt Instrument [Line Items] |  |
Senior secured credit facility | $ 550,400 | $ 582,800
7.875% senior unsecured notes (including unamortized premium of $639 and $772 in 2014 and 2013, respectively) | 1,050,639 | 700,772
Total long-term debt | 1,601,039 | 1,283,572
Unamortized premium | 639 | 772
Seven Point Eight Seventy Five Percentage Senior Unsecured Notes [Member] |  |
Debt Instrument [Line Items] |  |
7.875% senior unsecured notes (including unamortized premium of $639 and $772 in 2014 and 2013, respectively) | 350,639 | 350,772
Five Point Seventy Five Percentage Senior Unsecured Notes [Member] |  |
Debt Instrument [Line Items] |  |
7.875% senior unsecured notes (including unamortized premium of $639 and $772 in 2014 and 2013, respectively) | 350,000 | 350,000
Five Point Six Two Five Percentage Senior Unsecured Notes [Member] [Domain] |  |
Debt Instrument [Line Items] |  |
7.875% senior unsecured notes (including unamortized premium of $639 and $772 in 2014 and 2013, respectively) | $ 350,000 | $ 0

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- Definition Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). 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 210.5-02.22) -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 22 -Article 5 + Details
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- Definition Carrying amount of collateralized debt obligations with maturities initially due after one year or beyond the operating cycle, if longer, excluding the current portion. Obligations include, but not limited to, mortgage loans, chattel loans, and other borrowings secured by assets. + 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 210.5-02.22) -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 22 -Article 5 + Details
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