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Financial Instruments - Schedule of Derivative Instruments on Consolidated Balance Sheets (Details) - Designated as Hedging Instrument - Level 2 - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Derivatives Fair Value [Line Items]    
Asset Derivatives, Fair Value $ 729 $ 868
Liability Derivatives, Fair Value 2,740 4,280
Foreign currency forward contracts | Other current assets    
Derivatives Fair Value [Line Items]    
Asset Derivatives, Fair Value 729 868
Foreign currency forward contracts | Accrued liabilities    
Derivatives Fair Value [Line Items]    
Liability Derivatives, Fair Value $ 2,740 $ 4,280