Quarterly report pursuant to Section 13 or 15(d)

Fair Value Of Measurements (Details)

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Fair Value Of Measurements (Details) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities $ 9,925 $ 9,902
Forward exchange contract, asset, fair value 3,839 3,512
Forward exchange contract, liability, fair value   90
Assets fair value 13,764 13,414
Liabilities Fair Value   90
Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities $ 9,925 $ 9,902
Forward exchange contract, asset, fair value    
Forward exchange contract, liability, fair value    
Assets fair value $ 9,925 $ 9,902
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 $ 3,839 $ 3,512
Forward exchange contract, liability, fair value   90
Assets fair value $ 3,839 3,512
Liabilities Fair Value   $ 90
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