Provision For Restructuring (Narrative) (Details) (USD $)	3 Months Ended
	Mar. 25, 2012
Restructuring Cost and Reserve [Line Items]
Charged to Earnings	$ 1,930,000
Minimum number of employees affected by restructuring plan	1,000
Global Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Charged to Earnings	1,300,000
Costs incurred	20,700,000
Total number of employees affected by restructuring	918
Number of employees terminated	394
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]
Charged to Earnings	400,000
Costs incurred	18,500,000
Total number of employees affected by restructuring	369
Number of employees terminated	352
Termination benefits payment period, minimum (months)	1
Termination benefits payment period, maximum (months)	24
Manufacturing Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Costs incurred	4,200,000
Number of employees terminated	420
Termination benefits payment period, minimum (months)	1
Termination benefits payment period, maximum (months)	24
Maximum [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs	59,000,000
Maximum [Member] | Global Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs	38,000,000
Maximum [Member] | SG&A Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs	21,000,000
Minimum [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs	52,000,000
Minimum [Member] | Global Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs	33,000,000
Minimum [Member] | SG&A Restructuring Plan [Member]
Restructuring Cost and Reserve [Line Items]
Anticipated total costs	$ 19,000,000