Condensed Consolidated Statements of Operations (USD $) In Millions, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Net sales	$ 351.8	$ 294.5	$ 1,037.1	$ 862.6
Cost of sales	265.3	224.0	780.6	647.6
Gross margin	86.5	70.5	256.5	215.0
Selling, general and administrative expenses	29.9	28.7	92.5	89.7
Research and technology expenses	7.9	7.3	24.4	23.0
Other operating (income) expense	2.7		(3.0)	3.5
Operating income	46.0	34.5	142.6	98.8
Interest expense, net	2.2	5.3	9.3	19.0
Non-operating expense		6.8	4.9	6.8
Income before income taxes and equity in earnings of affiliated companies	43.8	22.4	128.4	73.0
Provision for income taxes	12.0	6.8	33.5	18.9
Income before equity in earnings of affiliated companies	31.8	15.6	94.9	54.1
Equity in earnings of affiliated companies	0.4		1.1	0.4
Net income	$ 32.2	$ 15.6	$ 96.0	$ 54.5
Basic net income per common share: (in dollars per share)	$ 0.33	$ 0.16	$ 0.97	$ 0.56
Diluted net income per common share: (in dollars per share)	$ 0.32	$ 0.16	$ 0.95	$ 0.55
Weighted average common shares outstanding:
Basic (in shares)	99.0	97.7	98.6	97.6
Diluted (in shares)	101.1	100.0	100.7	99.9