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Fair Value of Outstanding Derivative Instruments (Detail) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2014 | Dec. 31, 2013
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Derivative [Line Items] |  |
Derivative liabilities | $ 64 us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure | $ 16 us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure
Foreign exchange option contracts | Derivatives designated as cash flow hedging instruments |  |
Derivative [Line Items] |  |
Derivative liabilities | 52 us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeOptionMember / us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis = us-gaap_CashFlowHedgingMember |
Foreign exchange forward contracts | Derivatives designated as cash flow hedging instruments |  |
Derivative [Line Items] |  |
Derivative liabilities | $ 12 us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeForwardMember / us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis = us-gaap_CashFlowHedgingMember | $ 16 us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure / us-gaap_DerivativeInstrumentRiskAxis = us-gaap_ForeignExchangeForwardMember / us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis = us-gaap_CashFlowHedgingMember

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- Details
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- Definition Fair value portion of liability contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward (delivery or nondelivery) contracts, and swaps entered into. + References No definition available. + Details
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Balance Type: |
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- Details
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Balance Type: |
Period Type: |