Provision For Restructuring (Narrative) (Details) (USD $)	3 Months Ended						6 Months Ended		9 Months Ended		12 Months Ended
	Sep. 29, 2013	Jun. 30, 2013	Mar. 31, 2013	Sep. 23, 2012	Jun. 24, 2012	Mar. 25, 2012	Jun. 30, 2013	Jun. 24, 2012	Sep. 29, 2013	Sep. 23, 2012	Dec. 29, 2013	Dec. 30, 2012	Dec. 25, 2011
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	$ 937,000	$ 1,629,000	$ 2,016,000	$ 4,112,000	$ 21,266,000	$ 1,718,000	$ 3,645,000	$ 22,984,000	$ 4,582,000	$ 27,096,000	$ 10,866,000	$ 28,438,000	$ 28,640,000
SG&A Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses											(200,000)
Costs incurred											18,000,000
Total number of employees affected by restructuring											369
Global Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses											11,000,000
Costs incurred											59,100,000
Global Restructuring Plan Including Lean [Member]
Restructuring Cost and Reserve [Line Items]
Total number of employees affected by restructuring											2,273
Number of employees terminated											2,139
Manufacturing Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Costs incurred											4,100,000
Total number of employees affected by restructuring											420
Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Total number of employees impacted by restructuring											2,600
Restructuring and Related Costs, Termination Benefits, Expected Payment Period											1 month
Minimum [Member] | Combined Global and SG&A Restructuring Plans [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs											78,000,000
Minimum [Member] | SG&A Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Costs, Termination Benefits, Expected Payment Period											1 month
Minimum [Member] | Global Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs											60,000,000
Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs											81,000,000
Restructuring and Related Costs, Termination Benefits, Expected Payment Period											24 months
Maximum [Member] | SG&A Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Costs, Termination Benefits, Expected Payment Period											24 months
Maximum [Member] | Global Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs											$ 63,000,000