Statement Of Cash Flow Data (Schedule Of Supplemental Disclosure Of Cash Flow Information) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 01, 2016	Jan. 02, 2015	Jan. 03, 2014
Supplemental Cash Flow Elements [Abstract]
Interest paid	$ 26.5	$ 15.6	$ 19.0
Income taxes paid	$ 54.0	$ 66.1	$ 42.6