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Derivative Financial Instruments - Summary of Pre-Tax Changes in Fair Value (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 27, 2015
Sep. 28, 2014
Sep. 27, 2015
Sep. 28, 2014
Derivative Instruments, Gain (Loss) [Line Items]        
Total $ (2,130) $ (319) $ (2,236) $ 552
Cost of Sales [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Total (1,438) (319) (2,119) 552
Selling, Delivery and Administrative Expenses [Member]        
Derivative Instruments, Gain (Loss) [Line Items]        
Total $ (692) $ 0 $ (117) $ 0