Restructuring and Related Costs (Schedule Of Restructuring Reserve) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Oct. 01, 2016	Oct. 03, 2015
Restructuring Reserve [Roll Forward]
Beginning balance	$ 1.4	$ 3.2	$ 1.3	$ 6.1
Provision	1.1	1.2	4.2	4.6
Less: Payments	1.3	2.3	4.3	8.6
Ending Balance	$ 1.2	$ 2.1	$ 1.2	$ 2.1