Restructuring (Expected Costs and Costs Incurred by Reportable Segment) (Details) - November 2015 Restructuring Program - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jul. 01, 2016	Jun. 30, 2017	Jul. 01, 2016
Restructuring Cost and Reserve [Line Items]
Total expected restructuring costs	$ 105.0		$ 105.0
Total aggregate costs to date	99.9		99.9
Estimated remaining costs	5.1		5.1
Total cost incurred			25.5
Cost of Sales
Restructuring Cost and Reserve [Line Items]
Total cost incurred	3.3	$ 3.9	5.8	$ 6.3
Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Total cost incurred	8.4	5.7	19.7	10.1
North America
Restructuring Cost and Reserve [Line Items]
Total expected restructuring costs	75.0		75.0
Total aggregate costs to date	71.8		71.8
Estimated remaining costs	3.2		3.2
North America | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Total cost incurred	3.2	3.3	5.0	3.7
North America | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Total cost incurred	7.9	5.0	18.0	8.6
Europe
Restructuring Cost and Reserve [Line Items]
Total expected restructuring costs	24.0		24.0
Total aggregate costs to date	22.6		22.6
Estimated remaining costs	1.4		1.4
Europe | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Total cost incurred	0.1	0.5	0.5	2.4
Europe | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Total cost incurred	0.5	0.4	1.7	1.2
Latin America
Restructuring Cost and Reserve [Line Items]
Total expected restructuring costs	6.0		6.0
Total aggregate costs to date	5.5		5.5
Estimated remaining costs	0.5		0.5
Latin America | Cost of Sales
Restructuring Cost and Reserve [Line Items]
Total cost incurred	0.0	0.1	0.3	0.2
Latin America | Selling, General and Administrative Expenses
Restructuring Cost and Reserve [Line Items]
Total cost incurred	$ 0.0	$ 0.3	$ 0.0	$ 0.3