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Schedule of Effect of Derivative Instruments in Statement of Operations Recognized (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 28, 2014
Sep. 28, 2014
Sep. 29, 2013
Dec. 31, 2013
Fair Value, Option, Quantitative Disclosures        
Derivatives not designated as hedging instruments $ 546 $ 546   $ 153
Foreign exchange contracts derivatives not designated as hedging instruments, Gains (Losses) Recognized in Statement of Operations 237 (1,632) 4,068  
Interest Expense and Other
       
Fair Value, Option, Quantitative Disclosures        
Foreign exchange contracts derivatives not designated as hedging instruments, Gains (Losses) Recognized in Statement of Operations 237 (1,632) 4,068  
Not Designated as Hedging Instrument | Foreign Currency Forward Contracts | Other current assets
       
Fair Value, Option, Quantitative Disclosures        
Derivatives asset not designated as hedging instruments       153
Not Designated as Hedging Instrument | Foreign Currency Forward Contracts | Other Accrued Liabilities
       
Fair Value, Option, Quantitative Disclosures        
Derivatives liability not designated as hedging instruments $ 546 $ 546