Income Taxes Valuation Allowance Roll Forward (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Jan. 24, 2011
Movement in Valuation Allowances and Reserves [Roll Forward]
Valuation Allowances and Reserves, Balance at beginning of period	$ (166,773)	$ (192,492)		$ (172,875)
Valuation Allowances and Reserves, Charged to Other Accounts	(58,254)	10,884	(13,804)
Valuation Allowances and Reserves, Charged to Cost and Expense	(34,830)	14,835	(5,813)
Valuation Allowances and Reserves, Balance at end of period	$ (259,857)	$ (166,773)	$ (192,492)	$ (172,875)

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Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 09

-Article 12

+ Details

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- Definition

+ References

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- Definition

+ References

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