Accounting Policies (Property, Plant and Equipment) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Jan. 02, 2016
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	$ 1,287.0	$ 1,284.3
Less: Accumulated Depreciation	(659.5)	(605.8)
Net Property, Plant and Equipment	627.5	678.5
Land and Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	76.7	80.7
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	280.4	276.9
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	$ 929.9	$ 926.7
Minimum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	3 years
Minimum [Member] | Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	3 years
Minimum [Member] | Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	3 years
Maximum [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	50 years
Maximum [Member] | Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	50 years
Maximum [Member] | Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Estimated useful lives	15 years