Derivative Instruments And Hedging Activities (Gain (Loss) On Derivative Cash Flow Hedges Reclassified From AOCI Into Income) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 01, 2012		Mar. 27, 2011
Derivative Instruments And Hedging Activities [Line Items]
Amount of Gain/(Loss) Reclassified from AOCI into Income	$ 1,136		$ (7,615)
Expected to be Reclassified Over the Next Twelve Months	(6,159)
Cash Flow Hedges [Member] | Foreign Currency Contracts [Member]
Derivative Instruments And Hedging Activities [Line Items]
Amount of (Loss) Reclassified from AOCI into Income			(6,007)	[1]
Amount of Gain Reclassified from AOCI into Income	2,421	[1]
Expected to be Reclassified Over the Next Twelve Months	(4,535)	[1]
Cash Flow Hedges [Member] | Natural Gas Contracts [Member]
Derivative Instruments And Hedging Activities [Line Items]
Amount of (Loss) Reclassified from AOCI into Income	(318)	[1]	(258)	[1]
Expected to be Reclassified Over the Next Twelve Months	262	[1]
Cash Flow Hedges [Member] | Interest Rate Swaps - Unsecured Commercial Paper [Member]
Derivative Instruments And Hedging Activities [Line Items]
Amount of (Loss) Reclassified from AOCI into Income	(967)	[2]	(1,350)	[2]
Expected to be Reclassified Over the Next Twelve Months	$ (1,886)	[2]

[1] Gain/(loss) reclassified from accumulated other comprehensive income (AOCI) to income is included in cost of goods sold.

[2] Gain/(loss) reclassified from AOCI to income is included in financial services interest expense.