Condensed Consolidated Statements Of Earnings And Comprehensive Income (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Condensed Consolidated Statements Of Earnings And Comprehensive Income [Abstract]
Net sales	$ 694.7	$ 734.2	$ 2,006.1	$ 2,100.1
Cost of goods sold	507.8	545.1	1,508.6	1,577.9
Gross profit	186.9	189.1	497.5	522.2
Selling, general and administrative expenses	94.0	112.7	312.6	342.7
Restructuring charges, net	(0.2)	0.7		8.0
Equity earnings from joint venture	(15.5)	(15.4)	(44.0)	(44.4)
Operating income	108.6	91.1	228.9	215.9
Interest expense	14.1	11.3	39.7	37.6
Other non-operating expense	0.2	0.1	0.5	1.2
Other non-operating (income)	(0.6)	(1.7)	(2.1)	(3.1)
Earnings from continuing operations before income taxes	94.9	81.4	190.8	180.2
Income tax expense	20.9	29.8	55.6	77.2
Earnings from continuing operations	74.0	51.6	135.2	103.0
Net (loss) income from discontinued operations, net of tax (benefit) expense of ($6.6), $0.8, ($7.2) and $0.8	(11.1)	0.9	(12.3)	0.9
Net earnings	62.9	52.5	122.9	103.9
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	10.4	(13.3)	7.1	2.1
Derivative (loss)	(2.9)	(4.7)	(7.2)	(7.1)
Pension and postretirement adjustments	2.7	2.8	7.6	9.3
Total other comprehensive income (loss)	10.2	(15.2)	7.5	4.3
Total comprehensive income	$ 73.1	$ 37.3	$ 130.4	$ 108.2
Earnings per share of common stock, continuing operations:
Basic	$ 1.25	$ 0.88	$ 2.28	$ 1.76
Diluted	$ 1.24	$ 0.88	$ 2.26	$ 1.74
(Loss) Income per share of common stock, discontinued operations:
Basic	$ (0.19)	$ 0.01	$ (0.21)	$ 0.01
Diluted	$ (0.19)	$ 0.01	$ (0.21)	$ 0.01
Net earnings per share of common stock:
Basic	$ 1.06	$ 0.89	$ 2.07	$ 1.77
Diluted	$ 1.05	$ 0.89	$ 2.05	$ 1.75
Average number of common shares outstanding:
Basic	58.9	58.4	58.8	58.3
Diluted	59.4	58.8	59.4	58.8
Dividend declared per common share			$ 8.55