Derivative Instruments and Hedging Activities Part 2 (Details)	6 Months Ended			3 Months Ended		6 Months Ended		3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended	3 Months Ended		6 Months Ended
	Jun. 29, 2013 USD ($)	Jun. 29, 2013 EUR (€)	Jan. 12, 2015	Jun. 29, 2013 Commodity Contracts [Member] USD ($)	Jun. 30, 2012 Commodity Contracts [Member] USD ($)	Jun. 29, 2013 Commodity Contracts [Member] USD ($)	Jun. 30, 2012 Commodity Contracts [Member] USD ($)	Jun. 29, 2013 Commodity Contracts [Member] Cost of Goods Sold [Member] USD ($)	Jun. 30, 2012 Commodity Contracts [Member] Cost of Goods Sold [Member] USD ($)	Jun. 29, 2013 Commodity Contracts [Member] Cost of Goods Sold [Member] USD ($)	Jun. 30, 2012 Commodity Contracts [Member] Cost of Goods Sold [Member] USD ($)	Jun. 29, 2013 Inventory [Member] Cost of Goods Sold [Member] USD ($)	Jun. 29, 2013 Inventory [Member] Cost of Goods Sold [Member] USD ($)	Jun. 29, 2013 Interest Rate Swap [Member] USD ($)	Jun. 30, 2012 Interest Rate Swap [Member] USD ($)	Jun. 29, 2013 Interest Rate Swap [Member] USD ($)	Jun. 30, 2012 Interest Rate Swap [Member] USD ($)	Feb. 20, 2013 Interest Rate Swap [Member] USD ($)
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) Gain Recognized in Accumulated OCI (Effective Portion), Net of Tax				$ (2,876,000)	$ (1,394,000)	$ (3,530,000)	$ (107,000)							$ 2,395,000	$ 0	$ 1,396,000	$ 0
(Gain) Loss Reclassified from Accumulated OCI into Income (Effective Portion), Net of Tax								2,596,000	804,000	2,521,000	430,000
Fair value of futures contracts gain position	3,600,000
Gain (loss) on the derivatives in designated and qualifying fair value hedges								1,857,000		5,190,000		(1,928,000)	(4,813,000)
Open forward contracts to purchase		17,800,000
Time period for open forward contracts to purchase	19 months	19 months
Period of interest rate swap														2 years
Interest rate swap, notional amount																		$ 200,000,000
Interest rate swap, forward interest rate (in hundredths)																		1.40%
Term Loan Facility, all-in fixed interest rate (in hundredths)			2.70%
Interest rate swap, maturity date																Dec. 11, 2017