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Derivative Financial Instruments and Hedging - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Non-Designated | Foreign Exchange Forward    
Derivative [Line Items]    
Derivative term (in years) 1 year  
Unrealized gain (loss) on derivative contracts $ (3,000)  
Cash Flow Hedging | Designated | Foreign Currency Contracts    
Derivative [Line Items]    
Derivative term (in years) 2 years  
Derivative instruments amounts reclassified into income $ 0 $ 0