CONDENSED CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Income Statement [Abstract]
Net sales	$ 344.5	$ 355.9	$ 1,040.1	$ 1,071.6
Cost of goods and services sold	236.2	246.0	703.9	733.5
Gross profit	108.3	109.9	336.2	338.1
Research and development	8.5	9.6	24.1	29.5
Selling, general and administrative expenses	54.6	56.0	170.6	169.9
Other expense (Note 11)	48.7	0.3	58.1	1.3
Operating (loss) profit	(3.5)	44.0	83.4	137.4
Interest expense	3.7	4.5	11.2	12.7
Interest income	0.5	1.8	1.3	2.7
(Loss) income before income taxes	(6.7)	41.3	73.5	127.4
Income tax (benefit) expense	(6.6)	11.7	15.1	35.5
Equity in net income of affiliated companies	1.6	1.4	3.8	3.8
Net income	$ 1.5	$ 31.0	$ 62.2	$ 95.7
Net income per share:
Basic (in dollars per share)	$ 0.02	$ 0.44	$ 0.86	$ 1.35
Diluted (in dollars per share)	$ 0.02	$ 0.43	$ 0.85	$ 1.32
Weighted average shares outstanding:
Basic (in shares)	72.2	71.0	71.9	70.8
Diluted (in shares)	73.9	72.6	73.6	72.5
Dividends declared per share	$ 0.12	$ 0.11	$ 0.34	$ 0.31