Consolidated Statements Of Earnings (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Consolidated Statements Of Earnings [Abstract]
Net sales	$ 2,859.5	$ 2,766.4	$ 2,780.0
Cost of goods sold	2,187.9	2,154.6	2,159.0
Gross profit	671.6	611.8	621.0
Selling, general and administrative expenses	478.3	531.3	552.4
Intangible asset impairment		22.4	18.0
Restructuring charges, net	9.0	22.0
Equity earnings from joint venture	(54.9)	(45.0)	(40.0)
Operating income	239.2	81.1	90.6
Interest expense	48.5	21.2	17.7
Other non-operating expense	1.4	1.2	0.9
Other non-operating (income)	(3.8)	(8.0)	(3.2)
Earnings before income taxes	193.1	66.7	75.2
Income tax expense (benefit)	80.7	55.7	(2.5)
Earnings	$ 112.4	$ 11.0	$ 77.7
Earnings per share of common stock:
Basic	$ 1.91	$ 0.19	$ 1.36
Diluted	$ 1.90	$ 0.19	$ 1.36
Average number of common shares outstanding:
Basic	58.3	57.7	56.8
Diluted	58.8	58.2	57.0