Label	Element	Value
Net share settlement of equity awards	us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	$ (635,000)
us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	6,505,000
us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	(336,000)
us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation	us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation	3,489,000
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Net share settlement of equity awards	us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet
Change in unrealized gains (losses) on marketable securities, net of tax	us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	$ (336,000)
Treasury Stock [Member]
us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation	us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation
Net share settlement of equity awards	us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet
Change in unrealized gains (losses) on marketable securities, net of tax	us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
Retained Earnings [Member]
Net (loss) income	us-gaap_NetIncomeLoss	(18,315,000)
Net share settlement of equity awards	us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet
Change in unrealized gains (losses) on marketable securities, net of tax	us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
Common Stock [Member]
us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation	us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation	1,381,902
Net share settlement of equity awards	us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet	$ (635,000)
Change in unrealized gains (losses) on marketable securities, net of tax	us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax
us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	6,505,000
us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation	us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation	3,489,000
Accumulated Net Investment Gain (Loss) Attributable to Parent [Member]
Net share settlement of equity awards	us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet
Change in unrealized gains (losses) on marketable securities, net of tax	us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	$ 33,000