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Long-Term Debt Loss on Early Extinguishment of Debt (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Extinguishment of Debt [Line Items]
Loss on early extinguishments and modifications of debt	$ 41,518	$ 863	$ 42,364	$ 32,333
Parent
Extinguishment of Debt [Line Items]
Loss on early extinguishments and modifications of debt	28,356	444	28,356	30,452
Bank Credit Facility | Parent
Extinguishment of Debt [Line Items]
Loss on early extinguishments and modifications of debt	(8,666)	(419)	(9,512)	(1,881)
Bank Credit Facility | Parent | Bank Credit Facility [Member]
Extinguishment of Debt [Line Items]
Loss on early extinguishments and modifications of debt	(6,629)	(444)	(6,629)	(1,602)
Senior Notes | Parent
Extinguishment of Debt [Line Items]
Loss on early extinguishments and modifications of debt	(4,497)	0	(4,497)	0
Senior Notes | Parent | 9.00% Senior Notes Due 2020
Extinguishment of Debt [Line Items]
Loss on early extinguishments and modifications of debt	(5,976)	0	(5,976)	0
Senior Notes | Parent | Senior Notes Due 2018 [Member]
Extinguishment of Debt [Line Items]
Loss on early extinguishments and modifications of debt	0	0	0	(4,888)
Senior Notes | Senior Notes | Parent
Extinguishment of Debt [Line Items]
Loss on early extinguishments and modifications of debt	(15,750)	0	(15,750)	0
Senior Notes | Senior Notes | Parent | Senior Note Due 2018 Premium Fees [Member]
Extinguishment of Debt [Line Items]
Loss on early extinguishments and modifications of debt	$ 0	$ 0	$ 0	$ (23,962)

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- Definition

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+ References

No definition available.

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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=56944662&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

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