Condensed Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2014	Mar. 31, 2013
Condensed Consolidated Statements of Comprehensive Income (Loss)
Net income (loss)	$ 19,160	$ (10,071)
Available-for-sale securities
Unrealized gain (loss) on available-for-sale securities	50	27
Benefit (provision) for income taxes		16
Less: Reclassification adjustments for gains included in net income (loss)		(59)
Net unrealized gain (loss) on available-for-sale securities	50	(16)
Foreign currency translation
Foreign currency translation	133	(750)
Benefit (provision) for income taxes		(13)
Net foreign currency translation	133	(763)
Other comprehensive income (loss), net of tax	183	(779)
Comprehensive income (loss)	$ 19,343	$ (10,850)

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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Net income after adjustments for dividends on preferred stock (declared in the period) and/or cumulative preferred stock (accumulated for the period).

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Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.

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Amount before tax, after reclassification adjustments of gain (loss) on foreign currency translation adjustments, on 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, attributable to parent entity.

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