Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Consolidated Statements of Comprehensive Income (Loss)
Net income (loss)	$ (66,940)	$ (42,263)	$ 30,928
Other comprehensive income (loss), net of tax
Unrealized gain (loss) on available-for-sale securities	51	34	(118)
Benefit (provision) for income taxes		11	50
Less: Reclassification adjustments included in net income (loss)	(65)	(61)	(24)
Net unrealized loss on available-for-sale securities	(14)	(16)	(92)
Minimum pension liability	(145)	125	(216)
Benefit (provision) for income taxes		(86)	79
Net minimum pension liability	(145)	39	(137)
Foreign currency translation	149	(1,322)	(1,071)
Benefit (provision) for income taxes		(53)	683
Less: Reclassification adjustments included in net income (loss)	(3,142)
Net foreign currency translation	(2,993)	(1,375)	(388)
Other comprehensive income (loss), net of tax	(3,152)	(1,352)	(617)
Comprehensive income (loss)	$ (70,092)us-gaap_ComprehensiveIncomeNetOfTax	$ (43,615)us-gaap_ComprehensiveIncomeNetOfTax	$ 30,311us-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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