OTHER FINANCIAL INFORMATION (Property, Plant, And Equipment By Major Classification) (Details) - USD ($)	3 Months Ended
	Apr. 03, 2021	Mar. 28, 2020	Jan. 02, 2021
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	$ 1,337,600,000		$ 1,345,000,000.0
Less: Accumulated Depreciation	(798,400,000)		(789,500,000)
Net Property, Plant and Equipment	539,200,000		555,500,000
Asset Impairments	0	$ 1,500,000
Impairment charge on transfer of assets to held for sale		$ 1,500,000
Land and Improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	74,900,000		76,100,000
Buildings and Improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	$ 286,600,000		290,700,000
Buildings and Improvements | Minimum
Property, Plant and Equipment [Line Items]
Useful life	3 years
Buildings and Improvements | Maximum
Property, Plant and Equipment [Line Items]
Useful life	50 years
Machinery and Equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment	$ 976,100,000		$ 978,200,000
Machinery and Equipment | Minimum
Property, Plant and Equipment [Line Items]
Useful life	3 years
Machinery and Equipment | Maximum
Property, Plant and Equipment [Line Items]
Useful life	15 years