Condensed Consolidated Statements of Comprehensive Income (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Net sales	$ 910.2	$ 870.5	$ 2,783.8	$ 2,434.9
Cost and expenses:
Cost of goods sold	684.3	683.0	2,091.2	1,916.6
Selling and administrative expenses	101.1	99.9	314.6	277.8
Research and development expenses	8.1	7.1	24.4	21.4
Other loss (income), net	6.1	(1.3)	6.5	(3.3)
Earnings before interest and income taxes	110.6	81.8	347.1	222.4
Interest expense, net	6.2	5.5	19.2	15.5
Earnings before income taxes from continuing operations	104.4	76.3	327.9	206.9
Income tax expense (Note 8)	34.7	22.6	108.7	64.6
Income from continuing operations	69.7	53.7	219.2	142.3
Discontinued operations (Note 5)
Income (loss) from discontinued operations	(0.2)		3.3	(1.2)
Income tax (income) expense			0.1	(0.6)
Income (loss) from discontinued operations	(0.2)		3.2	(0.6)
Net income	69.5	53.7	222.4	141.7
Basic earnings per share attributable to common shares (Note 9)
Income from continuing operations (in dollars per share)	$ 1.11	$ 0.86	$ 3.50	$ 2.29
Income (loss) from discontinued operations (in dollars per share)	$ (0.01)		$ 0.05
Basic Earnings per share (in dollars per share)	$ 1.10	$ 0.86	$ 3.55	$ 2.29
Diluted earnings per share attributable to common shares (Note 9)
Income from continuing operations (in dollars per share)	$ 1.08	$ 0.85	$ 3.43	$ 2.26
Income (loss) from discontinued operations (in dollars per share)			$ 0.05	$ (0.02)
Diluted earnings per share (in dollars per share)	$ 1.08	$ 0.85	$ 3.48	$ 2.24
Average shares outstanding - in thousands (Note 9)
Basic (in shares)	62,708	61,599	62,347	61,396
Diluted (in shares)	63,946	62,403	63,520	62,322
Dividends declared and paid	12.6	11.2	35.1	32.3
Dividends declared and paid per share (in dollars per share)	$ 0.20	$ 0.18	$ 0.56	$ 0.52
Comprehensive Income
Net income	69.5	53.7	222.4	141.7
Other comprehensive income (loss)
Change in foreign currency translation, net of tax	4.8	(10.9)	0.3	(5.9)
Change in accrued post-retirement benefit liability, net of tax	0.8	0.7	2.4	2.1
Loss on hedging activities, net of tax	(0.1)	(0.1)	(0.3)	(0.3)
Other comprehensive income (loss)	5.5	(10.3)	2.4	(4.1)
Comprehensive income	$ 75.0	$ 43.4	$ 224.8	$ 137.6