Condensed Consolidated Statements of Income and Comprehensive Income (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Condensed Consolidated Statements of Operations and Comprehensive (Loss) Income
Revenues	$ 1,126.7	$ 1,280.6	$ 3,181.1	$ 3,667.3
Cost of goods sold	796.4	900.4	2,291.2	2,604.3
Selling and administrative expenses	162.3	175.0	477.3	511.5
Research and development expenses	13.7	15.2	42.2	45.0
Other operating income, net	(1.4)	(1.0)	(1.4)	(6.4)
Operating income	155.7	191.0	371.8	512.9
Interest expense, net	19.0	16.7	57.7	49.6
Loss on extinguishment of debt	0.0	0.0	8.8	0.0
Interest income	(0.6)	(1.7)	(4.0)	(6.2)
Other non-operating expense (income), net	0.9	(1.2)	(0.3)	(2.2)
Income from continuing operations before income taxes	136.4	177.2	309.6	471.7
Provision for income taxes	34.1	37.9	70.1	102.0
Income from continuing operations	102.3	139.3	239.5	369.7
Discontinued operations:
Loss before income taxes	0.0	(1.8)	0.0	(1.8)
Benefit from income taxes	0.0	(0.4)	0.0	(2.3)
(Loss) income from discontinued operations	0.0	(1.4)	0.0	0.5
Net income	$ 102.3	$ 137.9	$ 239.5	$ 370.2
Basic earnings per share attributable to common shares:
Income from continuing operations (in dollars per share)	$ 1.88	$ 2.45	$ 4.35	$ 6.46
Income from discontinued operations (in dollars per share)	0	(0.02)	0	0.01
Basic earnings per share (in dollars per share)	1.88	2.43	4.35	6.47
Diluted earnings per share attributable to common shares:
Income from continuing operations (in dollars per share)	1.87	2.42	4.31	6.40
Income from discontinued operations (in dollars per share)	0	(0.02)	0	0.01
Diluted earnings per share (in dollars per share)	$ 1.87	$ 2.40	$ 4.31	$ 6.41
Average shares outstanding:
Basic (in shares)	54.1	56.7	54.9	57.1
Diluted (in shares)	54.5	57.3	55.4	57.6
Comprehensive income:
Net income	$ 102.3	$ 137.9	$ 239.5	$ 370.2
Other comprehensive income (loss), net of tax:
Foreign currency gains (losses)	24.9	(23.6)	4.4	(23.3)
Amortization of unrecognized net periodic benefit costs, net of tax	1.1	0.7	3.1	2.0
Other, net of tax	2.2	(1.2)	(15.3)	(1.2)
Other comprehensive income (loss)	28.2	(24.1)	(7.8)	(22.5)
Comprehensive income	$ 130.5	$ 113.8	$ 231.7	$ 347.7