Segment Information (Capital Expenditures) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Total capital expenditures	$ 58.5	$ 94.9	$ 97.3
Operating Segments
Segment Reporting Information [Line Items]
Total capital expenditures	44.7	76.5	80.0
Operating Segments | Europe, Middle East & Africa
Segment Reporting Information [Line Items]
Total capital expenditures	23.8	37.0	29.4
Operating Segments | South Latin America
Segment Reporting Information [Line Items]
Total capital expenditures	16.5	27.5	35.4
Operating Segments | North Latin America
Segment Reporting Information [Line Items]
Total capital expenditures	2.4	9.1	12.9
Operating Segments | Asia Pacific
Segment Reporting Information [Line Items]
Total capital expenditures	2.0	2.9	2.3
Global
Segment Reporting Information [Line Items]
Total capital expenditures	$ 13.8	$ 18.4	$ 17.3