Condensed Consolidated Statements of Earnings and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Condensed Consolidated Statements of Operations and Comprehensive (Loss) Income
Net sales	$ 1,071.7	$ 996.9	$ 1,929.0	$ 1,790.9
Cost of goods sold	757.7	675.7	1,367.3	1,224.3
Selling and administrative expenses	141.6	131.5	281.3	255.6
Research and development expenses	13.9	12.0	26.7	23.3
Other income, net	(0.3)	(1.2)	(1.8)	(1.8)
Earnings before interest and income taxes	158.8	178.9	255.5	289.5
Interest expense, net	7.1	8.2	13.7	16.6
Earnings before income taxes from continuing operations	151.7	170.7	241.8	272.9
Income tax expense	49.4	55.4	78.0	89.1
Income from continuing operations	102.3	115.3	163.8	183.8
Discontinued operations:
(Loss) income before income taxes	(0.1)	(0.1)	0.4	(0.1)
Income tax (benefit) expense	(0.1)	0.0	0.1	0.0
(Loss) income from discontinued operations	0.0	(0.1)	0.3	(0.1)
Net income	$ 102.3	$ 115.2	$ 164.1	$ 183.7
Basic earnings per share attributable to common shares:
Income from continuing operations (in dollars per share)	$ 1.59	$ 1.78	$ 2.53	$ 2.84
Income from discontinued operations (in dollars per share)	0	0	0	0
Basic earnings per share (in dollars per share)	1.59	1.78	2.53	2.84
Diluted earnings per share attributable to common shares:
Income from continuing operations (in dollars per share)	1.58	1.75	2.52	2.80
Income from discontinued operations (in dollars per share)	0	0	0	0
Diluted earnings per share (in dollars per share)	$ 1.58	$ 1.75	$ 2.52	$ 2.80
Average shares outstanding (in thousands):
Basic (in shares)	63,746	64,246	64,048	64,131
Diluted (in shares)	64,140	65,112	64,473	65,050
Dividends declared and paid	$ 23.1	$ 19.5	$ 45.8	$ 39.0
Dividends declared and paid per share (in dollars per share)	$ 0.35	$ 0.30	$ 0.70	$ 0.60
Comprehensive Income
Net income	$ 102.3	$ 115.2	$ 164.1	$ 183.7
Other comprehensive income (loss)
Foreign currency translation	19.8	(15.0)	31.2	(4.8)
Accrued post-retirement benefit liability, net of tax	0.4	0.4	0.8	0.8
Other, net of tax	(0.6)	(0.1)	(0.7)	(0.3)
Other comprehensive income (loss)	19.6	(14.7)	31.3	(4.3)
Comprehensive income	$ 121.9	$ 100.5	$ 195.4	$ 179.4