Property, Plant and Equipment (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 28, 2014	Mar. 29, 2013
Property, Plant and Equipment [Line Items]
Depreciation expense	$ 29.0	$ 29.6
Building [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful life	15 years
Building [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful life	50 years
Machinery, Equipment and Office Furnishings [Member] | Minimum [Member]
Property, Plant and Equipment [Line Items]
Useful life	2 years
Machinery, Equipment and Office Furnishings [Member] | Maximum [Member]
Property, Plant and Equipment [Line Items]
Useful life	20 years