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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. 29, 2013
Sep. 30, 2012
Sep. 29, 2013
Sep. 30, 2012
Dec. 31, 2012
Fair Value, Option, Quantitative Disclosures          
Derivatives asset not designated as hedging instruments $ 276   $ 276   $ 121
Foreign exchange contracts derivatives not designated as hedging instruments, Gains (Losses) Recognized in Statement of Operations 1 (1,197) 4,068 (677)  
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 (1,197) 4,068 (677)  
Not Designated as Hedging Instrument | Foreign Exchange Contract | Other current assets
         
Fair Value, Option, Quantitative Disclosures          
Derivatives asset not designated as hedging instruments $ 276   $ 276   $ 121