Financial Instruments and Derivatives - Location and Fair Values of Derivative Instruments (Details) (USD $) In Thousands, unless otherwise specified	Sep. 29, 2013	Dec. 31, 2012
Derivatives Designated as Hedging Instruments [Member] | Commodity Contracts [Member] | Prepaid Expenses [Member]
Derivatives, Fair Value [Line Items]
Derivatives instruments, assets	$ 101	$ 201
Derivatives Designated as Hedging Instruments [Member] | Commodity Contracts [Member] | Other Assets [Member]
Derivatives, Fair Value [Line Items]
Derivatives instruments, assets	90	0
Derivatives Designated as Hedging Instruments [Member] | Commodity Contracts [Member] | Accrued Expenses and Other [Member]
Derivatives, Fair Value [Line Items]
Derivatives instruments, liabilities	(3,244)	(4,760)
Derivatives Designated as Hedging Instruments [Member] | Commodity Contracts [Member] | Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivatives instruments, liabilities	(545)	(1,727)
Derivatives Designated as Hedging Instruments [Member] | Foreign Exchange Contracts [Member] | Prepaid Expenses [Member]
Derivatives, Fair Value [Line Items]
Derivatives instruments, assets	575	725
Derivatives Designated as Hedging Instruments [Member] | Foreign Exchange Contracts [Member] | Accrued Expenses and Other [Member]
Derivatives, Fair Value [Line Items]
Derivatives instruments, liabilities	(644)	(5,208)
Derivatives Not Designated as Hedging Instruments [Member] | Foreign Exchange Contracts [Member] | Prepaid Expenses [Member]
Derivatives, Fair Value [Line Items]
Derivatives instruments, assets	80	679
Derivatives Not Designated as Hedging Instruments [Member] | Foreign Exchange Contracts [Member] | Other Assets [Member]
Derivatives, Fair Value [Line Items]
Derivatives instruments, assets	34	36
Derivatives Not Designated as Hedging Instruments [Member] | Foreign Exchange Contracts [Member] | Accrued Expenses and Other [Member]
Derivatives, Fair Value [Line Items]
Derivatives instruments, liabilities	(243)	(7)
Derivatives Not Designated as Hedging Instruments [Member] | Foreign Exchange Contracts [Member] | Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Derivatives instruments, liabilities	$ 0	$ 0