Consolidated Statements of Operations (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Income Statement [Abstract]
Net sales	$ 913.1	$ 840.4	$ 1,581.5	$ 1,454.8
Cost of goods sold	659.1	632.3	1,165.5	1,105.8
Gross profit	254.0	208.1	416.0	349.0
Operating Expenses:
Selling, general and administrative expenses	151.3	130.7	287.0	253.9
Losses and other expenses, net	2.1	1.4	3.2	0
Restructuring charges	2.4	0.1	2.9	2.7
Income from equity method investments	(4.2)	(3.9)	(7.4)	(6.3)
Operational income from continuing operations	102.4	79.8	130.3	98.7
Interest expense, net	3.6	4.3	7.0	9.0
Other expense (income), net	(0.2)	0.1	(0.1)	0.1
Income from continuing operations before income taxes	99.0	75.4	123.4	89.6
Provision for income taxes	34.7	25.9	43.3	30.8
Income from continuing operations	64.3	49.5	80.1	58.8
Discontinued Operations:
Loss from discontinued operations before income taxes	0	(9.2)	(13.4)	(32.7)
Benefit from income taxes	0	(4.4)	(5.6)	(12.5)
Loss from discontinued operations	0	(4.8)	(7.8)	(20.2)
Net income	$ 64.3	$ 44.7	$ 72.3	$ 38.6
Earnings per share – Basic:
Income from continuing operations	$ 1.28	$ 0.97	$ 1.60	$ 1.15
Loss from discontinued operations	$ 0.00	$ (0.09)	$ (0.16)	$ (0.39)
Net income	$ 1.28	$ 0.88	$ 1.44	$ 0.76
Earnings per share – Diluted:
Income from continuing operations	$ 1.26	$ 0.96	$ 1.57	$ 1.14
Loss from discontinued operations	$ 0.00	$ (0.09)	$ (0.15)	$ (0.39)
Net income	$ 1.26	$ 0.87	$ 1.42	$ 0.75
Average shares outstanding:
Basic	50.2	51.0	50.2	50.9
Diluted	50.9	51.6	51.0	51.5
Cash dividends declared per share	$ 0.24	$ 0.18	$ 0.44	$ 0.36