Business Segments Business Segment and Geographic Area - Geographic Area (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jul. 01, 2017	Jun. 30, 2018	Jul. 01, 2017
Segment Reporting Disclosure [Line Items]
Revenue, Net	$ 3,643.6	$ 3,286.7	$ 6,852.9	$ 6,143.0
CANADA
Segment Reporting Disclosure [Line Items]
Revenue, Net	165.5	143.1	309.7	275.9
Other Americas [Member]
Segment Reporting Disclosure [Line Items]
Revenue, Net	206.9	199.0	392.2	357.0
FRANCE
Segment Reporting Disclosure [Line Items]
Revenue, Net	160.4	153.0	323.2	302.1
Other Europe [Member]
Segment Reporting Disclosure [Line Items]
Revenue, Net	785.4	701.6	1,540.7	1,321.5
Asia [Member]
Segment Reporting Disclosure [Line Items]
Revenue, Net	320.5	282.5	613.3	539.1
UNITED STATES
Segment Reporting Disclosure [Line Items]
Revenue, Net	$ 2,004.9	$ 1,807.5	$ 3,673.8	$ 3,347.4