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Schedule of Derivative Instruments in Statement of Financial Position at Fair Value (Detail) - USD ($)
$ in Thousands
Apr. 02, 2017
Dec. 31, 2016
Derivatives, Fair Value [Line Items]    
Derivative assets (liabilities), net $ 38 $ (130)
Not Designated as Hedging Instrument | Foreign Exchange Contracts | Prepayments    
Derivatives, Fair Value [Line Items]    
Derivative assets 145 1
Not Designated as Hedging Instrument | Foreign Exchange Contracts | Other Current Liabilities    
Derivatives, Fair Value [Line Items]    
Derivative liabilities $ (107) $ (131)