Segment Reporting (Sales Information By Reportable Segments) (Details) $ in Millions	3 Months Ended
	Mar. 31, 2017 USD ($) reportable_segment	Mar. 31, 2016 USD ($)	Dec. 31, 2016 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments, segments | reportable_segment	4
Net sales	$ 1,627.6	$ 1,559.3
Income from operations	15.6	19.4
Depreciation	54.3	55.5
Capital expenditures	57.1	35.7
Segment assets	7,394.6		$ 7,168.4
Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales	1,627.6	1,559.3
Income from operations	72.1	67.1
Depreciation	54.3	55.5
Capital expenditures	57.1	35.7
Segment assets	4,078.5		3,779.4
North America [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales	382.6	408.4
Income from operations	2.5	(0.7)
Depreciation	14.2	15.6
Capital expenditures	22.0	11.4
Segment assets	1,004.7		978.5
South America [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales	222.2	144.2
Income from operations	2.2	0.4
Depreciation	6.8	4.6
Capital expenditures	11.7	6.2
Segment assets	805.8		739.4
EME [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales	892.5	899.1
Income from operations	65.3	68.1
Depreciation	28.7	30.8
Capital expenditures	21.0	15.5
Segment assets	1,853.8		1,635.2
APA [Member] | Operating Segments [Member]
Segment Reporting Information [Line Items]
Net sales	130.3	107.6
Income from operations	2.1	(0.7)
Depreciation	4.6	4.5
Capital expenditures	2.4	$ 2.6
Segment assets	$ 414.2		$ 426.3