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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)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ (42,263)us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic | $ 30,928us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic
Other comprehensive income (loss), net of tax |  |  |
Unrealized gain (loss) on available-for-sale securities | 51us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax | 34us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax | (118)us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax
Benefit (provision) for income taxes |  | 11us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax | 50us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax
Less: Reclassification adjustments included in net income (loss) | (65)us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax | (61)us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax | (24)us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax
Net unrealized loss on available-for-sale securities | (14)us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent | (16)us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent | (92)us-gaap_OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent
Minimum pension liability | (145)us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent | 125us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent | (216)us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent
Benefit (provision) for income taxes |  | (86)us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent | 79us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent
Net minimum pension liability | (145)us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent | 39us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent | (137)us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent
Foreign currency translation | 149us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent | (1,322)us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent | (1,071)us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent
Benefit (provision) for income taxes |  | (53)us-gaap_OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToParent | 683us-gaap_OtherComprehensiveIncomeForeignCurrencyTranslationAdjustmentTaxPortionAttributableToParent
Less: Reclassification adjustments included in net income (loss) | (3,142)us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax |  |
Net foreign currency translation | (2,993)us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent | (1,375)us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent | (388)us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent
Other comprehensive income (loss), net of tax | (3,152)us-gaap_OtherComprehensiveIncomeLossNetOfTax | (1,352)us-gaap_OtherComprehensiveIncomeLossNetOfTax | (617)us-gaap_OtherComprehensiveIncomeLossNetOfTax
Comprehensive income (loss) | $ (70,092)us-gaap_ComprehensiveIncomeNetOfTax | $ (43,615)us-gaap_ComprehensiveIncomeNetOfTax | $ 30,311us-gaap_ComprehensiveIncomeNetOfTax

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