Annual report pursuant to Section 13 and 15(d)

Fair Value Of Measurements (Details)

v2.4.1.9
Fair Value Of Measurements (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable Securities $ 9,902us-gaap_MarketableSecurities  
Forward exchange contract, asset, fair value 3,512us-gaap_ForeignCurrencyContractAssetFairValueDisclosure 758us-gaap_ForeignCurrencyContractAssetFairValueDisclosure
Forward exchange contract, liability, fair value 90us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure 1,722us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure
Assets fair value 13,414us-gaap_AssetsFairValueDisclosure 758us-gaap_AssetsFairValueDisclosure
Liabilities Fair Value 90us-gaap_FinancialLiabilitiesFairValueDisclosure 1,722us-gaap_FinancialLiabilitiesFairValueDisclosure
Impairment of Long-Lived Assets to be Disposed of 2,056us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf  
Estimate of Fair Value, Fair Value Disclosure [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Property, Plant, and Equipment, Fair Value Disclosure 781us-gaap_PropertyPlantAndEquipmentFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_EstimateOfFairValueFairValueDisclosureMember
 
Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable Securities 9,902us-gaap_MarketableSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
 
Forward exchange contract, asset, fair value      
Forward exchange contract, liability, fair value      
Assets fair value 9,902us-gaap_AssetsFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel1Member
  
Liabilities Fair Value      
Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Forward exchange contract, asset, fair value 3,512us-gaap_ForeignCurrencyContractAssetFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
758us-gaap_ForeignCurrencyContractAssetFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
Forward exchange contract, liability, fair value 90us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
1,722us-gaap_ForeignCurrencyContractsLiabilityFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
Assets fair value 3,512us-gaap_AssetsFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
758us-gaap_AssetsFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
Liabilities Fair Value 90us-gaap_FinancialLiabilitiesFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
1,722us-gaap_FinancialLiabilitiesFairValueDisclosure
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
Level 3 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable Securities     
Forward exchange contract, asset, fair value      
Forward exchange contract, liability, fair value      
Assets fair value      
Liabilities Fair Value