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Derivatives - Summary of Fair Value Amounts of Company's Derivative Instruments (Parenthetical) (Detail) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Foreign Exchange Contracts [Member]    
Derivatives, Fair Value [Line Items]    
Derivative assets classified in other current assets $ 4,232 $ 2,485
Derivative liabilities classified in other current liabilities 308 1,168
Interest Rate Hedge [Member]    
Derivatives, Fair Value [Line Items]    
Derivative assets in other assets   $ 6,083
Derivative liabilities in other liabilities $ 6,908