Condensed Consolidated Statements of Comprehensive Loss (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Statement of Comprehensive Income [Abstract]
Net loss	$ (118,037)us-gaap_ProfitLoss	$ (45,091)us-gaap_ProfitLoss
Other comprehensive income (loss), net of tax:
Change in foreign currency translation and other comprehensive income (loss) from equity investments	(3,852)	(1,801)
Available for sale investments:
Change in other unrealized gain (loss), net	(1,259)	335
Less: reclassification adjustments for (gains) losses included in net loss, net of tax	0	(553)
Comprehensive loss	(123,148)	(47,110)
Less: Comprehensive loss attributable to noncontrolling interest	(925)	(540)
Comprehensive loss attributable to common shareholders	$ (122,223)us-gaap_ComprehensiveIncomeNetOfTax	$ (46,570)us-gaap_ComprehensiveIncomeNetOfTax

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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Amount after tax of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.

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Amount after tax, before reclassification adjustments, of unrealized holding gain (loss) on available-for-sale securities.

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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