Segment Reporting (Sales Information By Reportable Segments) (Details) $ in Millions	12 Months Ended
Dec. 31, 2017 USD ($) segments	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Number of reportable segments \| segments	4
Net sales	$ 8,306.5	$ 7,410.5	$ 7,467.3
Income (loss) from operations	403.3	288.4	361.1
Depreciation	222.8	223.4	217.4
Assets	7,971.7	7,168.4	6,497.7
Capital expenditures	203.9	201.0	211.4
Operating Segments
Net sales	8,306.5	7,410.5	7,467.3
Income (loss) from operations	628.0	488.1	546.9
Depreciation	222.8	223.4	217.4
Assets	4,390.0	3,779.4	3,609.5
Capital expenditures	203.9	201.0	211.4
North America
Net sales	1,876.7
North America \| Operating Segments
Net sales	1,876.7	1,807.7	1,965.0
Income (loss) from operations	64.7	39.1	123.4
Depreciation	61.5	62.5	62.7
Assets	1,064.1	978.5	984.4
Capital expenditures	59.1	45.3	48.6
South America
Net sales	1,063.5
South America \| Operating Segments
Net sales	1,063.5	917.5	949.0
Income (loss) from operations	14.5	19.9	34.4
Depreciation	30.5	22.9	20.9
Assets	752.1	739.4	495.7
Capital expenditures	43.0	56.0	28.6
Europe/ Middle East
Net sales	4,614.3
Europe/ Middle East \| Operating Segments
Net sales	4,614.3	4,089.7	4,037.6
Income (loss) from operations	500.0	409.4	401.3
Depreciation	113.0	116.6	120.3
Assets	2,074.4	1,635.2	1,732.9
Capital expenditures	92.9	90.1	95.4
Asia/Pacific/Africa
Net sales	752.0
Asia/Pacific/Africa \| Operating Segments
Net sales	752.0	595.6	515.7
Income (loss) from operations	48.8	19.7	(12.2)
Depreciation	17.8	21.4	13.5
Assets	499.4	426.3	396.5
Capital expenditures	$ 8.9	$ 9.6	$ 38.8

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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