Condensed Consolidated Statements of Earnings and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Condensed Consolidated Statements of Operations and Comprehensive (Loss) Income
Revenues	$ 1,181.4	$ 1,002.4	$ 3,402.2	$ 2,760.3
Cost of goods sold	867.1	717.8	2,506.3	1,963.1
Selling and administrative expenses	164.8	137.9	473.3	389.8
Research and development expenses	12.3	12.4	40.4	37.5
Other operating (income) expense, net	(2.8)	(0.5)	(12.2)	(0.7)
Operating income	140.0	134.8	394.4	370.6
Interest expense, net	13.0	7.8	41.7	21.4
Other non-operating (income) expense, net	5.1	3.4	6.3	1.6
Income from continuing operations before income taxes	121.9	123.6	346.4	347.6
Provision for income taxes	25.0	44.5	76.9	115.9
Income from continuing operations	96.9	79.1	269.5	231.7
Discontinued operations:
Income before income taxes	2.6	11.4	300.3	29.7
(Benefit) provision for income taxes	(0.2)	4.2	46.8	11.0
Income from discontinued operations	2.8	7.2	253.5	18.7
Net income	$ 99.7	$ 86.3	$ 523.0	$ 250.4
Basic earnings per share attributable to common shares:
Income from continuing operations (in dollars per share)	$ 1.61	$ 1.27	$ 4.40	$ 3.62
(Loss) income from discontinued operations (in dollars per share)	0.05	0.11	4.15	0.29
Basic earnings per share (in dollars per share)	1.66	1.38	8.55	3.91
Diluted earnings per share attributable to common shares:
Income from continuing operations (in dollars per share)	1.59	1.26	4.37	3.60
Income from discontinued operations (in dollars per share)	0.05	0.11	4.12	0.29
Diluted earnings per share (in dollars per share)	$ 1.64	$ 1.37	$ 8.49	$ 3.89
Average shares outstanding (in thousands):
Basic (in shares)	59,826	62,432	60,712	63,503
Diluted (in shares)	60,329	62,797	61,176	63,916
Dividends declared and paid per share (in dollars per share)	$ 0.40	$ 0.37	$ 1.14	$ 1.07
Comprehensive Income
Net income	$ 99.7	$ 86.3	$ 523.0	$ 250.4
Other comprehensive income (loss)
Foreign currency (losses) gains	(8.4)	13.4	(21.6)	44.6
Amortization of unrecognized net periodic benefit costs, net of tax	0.6	0.4	2.6	1.2
Other, net of tax	0.0	(0.2)	0.5	(0.9)
Other comprehensive income (loss)	(7.8)	13.6	(18.5)	44.9
Comprehensive income	$ 91.9	$ 99.9	$ 504.5	$ 295.3