Restructuring, Asset Impairments And Other, Net (Rollforward Of Accrued Restructuring Charges) (Details) (USD $)	3 Months Ended	9 Months Ended
	Sep. 27, 2013	Sep. 27, 2013
Restructuring Reserve [Roll Forward]
Balance at Beginning of Period		$ 17,100,000
Restructuring Costs	8,300,000	46,300,000
Usage		(51,600,000)
Adjustments		(200,000)
Balance at End of Period	11,600,000	11,600,000
Estimated employee separation charges
Restructuring Reserve [Roll Forward]
Balance at Beginning of Period		15,500,000
Restructuring Costs		41,300,000
Usage		(47,100,000)
Adjustments		(200,000)
Balance at End of Period	9,500,000	9,500,000
Estimated costs to exit
Restructuring Reserve [Roll Forward]
Balance at Beginning of Period		1,600,000
Restructuring Costs		5,000,000
Usage		(4,500,000)
Adjustments		0
Balance at End of Period	$ 2,100,000	$ 2,100,000