Provision For Restructuring (Narrative) (Details) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 25, 2012
Restructuring Cost and Reserve [Line Items]
Charged to earnings	$ 2,016,000	$ 1,718,000
Combined Global and SG&A Restructuring Plans [Member]
Restructuring Cost and Reserve [Line Items]
Minimum number of employees affected by restructuring plan	2,400
Global Restructuring Plan (including LEAN) [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Cost Incurred to Date	49,900,000
Charged to earnings	1,955,000
Total Number Of Employees Affected By Restructuring	2,100
Number of employees terminated	1,697
Termination benefits payment period, minimum (months)	1
Termination benefits payment period, maximum (months)	24
SG&A Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Cost Incurred to Date	18,000,000
Charged to earnings	61,000
Total Number Of Employees Affected By Restructuring	369
Termination benefits payment period, minimum (months)	1
Termination benefits payment period, maximum (months)	24
Maximum [Member] | Combined Global and SG&A Restructuring Plans [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs	73,000,000
Maximum [Member] | Global Restructuring Plan (including LEAN) [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs	55,000,000
Minimum [Member] | Combined Global and SG&A Restructuring Plans [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs	68,000,000
Minimum [Member] | Global Restructuring Plan (including LEAN) [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs	50,000,000
Other Exit Costs [Member] | Global Restructuring Plan (including LEAN) [Member]
Restructuring Cost and Reserve [Line Items]
Charged to earnings	900,000
Other Exit Costs [Member] | SG&A Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Charged to earnings	$ 100,000