Segment Information - Countries Representing 10% or More in Net Sales and Long-Lived Assets (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Revenue, Major Customer [Line Items]
Total	$ 1,068.7	$ 904.3	$ 941.1	$ 861.8	$ 950.0	$ 890.5	$ 921.6	$ 823.8	$ 3,775.9	$ 3,585.9	$ 2,542.3
Sales Revenue, Net | Geographic Concentration Risk | United States
Revenue, Major Customer [Line Items]
Total									654.7	725.4	474.6
Sales Revenue, Net | Geographic Concentration Risk | Brazil
Revenue, Major Customer [Line Items]
Total									476.7	463.0	380.6
Sales Revenue, Net | Geographic Concentration Risk | Other countries
Revenue, Major Customer [Line Items]
Total									$ 2,644.5	$ 2,397.5	$ 1,687.1