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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 6 Months Ended
Jun. 29, 2014
Jun. 30, 2013
Jun. 29, 2014
Jun. 30, 2013
Dec. 31, 2013
Fair Value, Option, Quantitative Disclosures          
Derivatives not designated as hedging instruments $ 306   $ 306   $ 153
Foreign exchange contracts derivatives not designated as hedging instruments, Gains (Losses) Recognized in Statement of Operations (1,122) 1,818 (1,869) 4,067  
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 (1,122) 1,818 (1,869) 4,067  
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 $ 306   $ 306