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Debt Obligations - Additional Information on Repurchase of Outstanding Unsecured Notes (Details) - USD ($) |  | 12 Months Ended
--- | --- | ---
Jan. 14, 2016 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Extinguishment Of Debt [Line Items] |  |  |  |
Principal |  | $ 0 | $ 0 | $ 376,174,000
Repurchase Amount |  | 149,919,000 | 0 | 383,768,000
Loss on Early Extinguishment of Debt | $ (66,600,000) | $ (66,590,000) | $ 0 | (7,594,000)
Acceleration of Deferred Financing |  |  |  | 152,000
$250.0M 5.400% Guaranteed Notes due 2014 [Member] |  |  |  |
Extinguishment Of Debt [Line Items] |  |  |  |
Principal |  |  |  | 218,549,000
Repurchase Amount |  |  |  | 219,404,000
Loss on Early Extinguishment of Debt |  |  |  | (855,000)
Acceleration of Deferred Financing |  |  |  | 9,000
7.50% Guaranteed Notes due May 15, 2015 [Member] |  |  |  |
Extinguishment Of Debt [Line Items] |  |  |  |
Principal |  |  |  | 157,625,000
Repurchase Amount |  |  |  | 164,364,000
Loss on Early Extinguishment of Debt |  |  |  | (6,739,000)
Acceleration of Deferred Financing |  |  |  | $ 143,000

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- Definition The cash outflow for the extinguishment of long-term borrowing, with the highest claim on the assets of the entity in case of bankruptcy or liquidation, before its maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 + Details
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- Definition Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12317-112629 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 50 -Section 40 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12355-112629 + Details
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- Definition Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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