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Summary by Level of Fair Value of Financial Instruments Measured on Recurring Basis (Detail) (Fair Value, Measurements, Recurring, USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Jun. 30, 2014
Assets:    
Foreign currency forward contracts $ 74us-gaap_ForeignCurrencyContractAssetFairValueDisclosure  
Liabilities:    
Foreign currency forward contracts   54us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure
Fair Value, Inputs, Level 2
    
Assets:    
Foreign currency forward contracts 74us-gaap_ForeignCurrencyContractAssetFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember		  
Liabilities:    
Foreign currency forward contracts   $ 54us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember