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Derivative Instruments and Hedging Strategies - Summary of Derivatives Not Designated as Hedging Instruments Outstanding (Detail) - Not Designated as Hedging Instrument - Foreign exchange contracts - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Purchase    
Derivative [Line Items]    
Notional amount $ 27,736 $ 30,818
Sell    
Derivative [Line Items]    
Notional amount $ 36,111 $ 77,335