Consolidated Statements of Income (Unaudited) - USD ($) shares in Millions, $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Revenues		$ 507.3	$ 532.2	$ 1,411.9	$ 1,382.0
Cost of products sold		346.5	354.0	961.2	924.1
Gross profit		160.8	178.2	450.7	457.9
Operating costs and expenses:
Selling, general and administrative expenses		92.8	109.8	294.6	308.2
Amortization of intangibles		9.4	9.4	27.2	26.4
Restructuring charges		1.1	2.3	7.9	16.1
Total operating costs and expenses		103.3	121.5	329.7	350.7
Operating income	[1]	57.5	56.7	121.0	107.2
Non-operating expense (income):
Interest expense		11.6	10.7	30.9	31.3
Interest income		(1.1)	(1.6)	(3.5)	(4.9)
Non-operating pension income		(2.6)	(2.0)	(7.1)	(6.2)
Other expense (income), net		0.6	(0.2)	1.6	(1.0)
Income before income tax		49.0	49.8	99.1	88.0
Income tax expense		13.4	19.2	27.4	30.3
Net income		$ 35.6	$ 30.6	$ 71.7	$ 57.7
Basic income per share:
Basic income per share		$ 0.34	$ 0.28	$ 0.68	$ 0.53
Diluted income per share:
Diluted income per share		$ 0.34	$ 0.28	$ 0.66	$ 0.52
Weighted average number of shares outstanding:
Basic		103.8	108.1	105.6	108.6
Diluted		105.9	110.3	107.9	111.5
Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract]
Dividends per common share		$ 0.06	$ 0.00	$ 0.18	$ 0.00

[1] Operating income as presented in the segment table above is defined as i) net sales; ii) less cost of products sold; iii) less selling, general and administrative expenses; iv) less amortization of intangibles; and v) less restructuring charges.