Accounting Policies (Property, Plant and Equipment) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	$ 1,356.8	$ 1,359.5
Less: Accumulated Depreciation	(741.3)	(736.5)
Net Property, Plant and Equipment	615.5	623.0
Land and Improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	82.1	78.2
Buildings and Improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	302.8	294.5
Machinery and Equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	$ 971.9	$ 986.8
Minimum
Property, Plant and Equipment [Line Items]
Useful Life	3 years
Minimum | Buildings and Improvements
Property, Plant and Equipment [Line Items]
Useful Life	3 years
Minimum | Machinery and Equipment
Property, Plant and Equipment [Line Items]
Useful Life	3 years
Maximum
Property, Plant and Equipment [Line Items]
Useful Life	50 years
Maximum | Buildings and Improvements
Property, Plant and Equipment [Line Items]
Useful Life	50 years
Maximum | Machinery and Equipment
Property, Plant and Equipment [Line Items]
Useful Life	15 years