Results of Operations by Quarter (Unaudited) (Components Impacting Operating Profit) (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Restructuring Cost and Reserve [Line Items]
Certain Brazil indirect taxes									$ 118.3	$ 194.7	$ 0.0
Restructuring costs	$ 22.6	$ 17.5	$ 45.7	$ 53.5	$ 126.1	$ 19.8	$ 23.7	$ 10.9	139.3	180.5	$ 60.2
One-time tax reserves										18.0
Ownership transfer of certain operational assets										3.0
Sales
Restructuring Cost and Reserve [Line Items]
Certain Brazil indirect taxes	0.0	(67.7)	0.0	0.0	0.0	(168.4)		0.0	(67.7)	(168.4)
Cost of sales
Restructuring Cost and Reserve [Line Items]
Restructuring costs	0.6	(1.0)	8.6	4.3	90.5	(0.1)	0.5	0.6	12.5	91.5
SG&A expenses
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 22.0	$ 18.5	$ 37.1	$ 49.2	$ 35.6	$ 19.9	$ 23.2	$ 10.3	$ 126.8	$ 89.0