Derivatives - Fair Values of Derivative Instruments (Detail) (USD $) In Thousands, unless otherwise specified	Apr. 05, 2014	Dec. 31, 2013
Derivatives, Fair Value [Line Items]
Derivative Liabilities, Fair Value	$ (2,749)	$ (555)
Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities, Fair Value	(2,300)
Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities, Fair Value	(449)	(555)
Commodity Contracts [Member] | Accrued Expenses and Other Current Liabilities [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities, Fair Value	(1,400)
Commodity Contracts [Member] | Accrued Expenses and Other Current Liabilities [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities, Fair Value	(430)	(553)
Commodity Contracts [Member] | Deferred Credits and Other Liabilities [Member] | Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities, Fair Value	(900)
Foreign Exchange Contracts [Member] | Accrued Expenses and Other Current Liabilities [Member] | Not Designated as Hedging Instrument [Member]
Derivatives, Fair Value [Line Items]
Derivative Liabilities, Fair Value	$ (19)	$ (2)