Summary Of Significant Accounting Policies (Details) (USD $)	12 Months Ended
	Dec. 31, 2011 years	Dec. 31, 2010	Dec. 31, 2009
Summary Of Significant Accounting Policies [Line Items]
Allowance for doubtful accounts	$ 6,500,000	$ 4,100,000
Weighted average amortization period of intangible assets, in years	13
Share-based compensation expense	3,989,000	8,566,000	7,776,000
Percentage of annual impairment testing	12.6
Total income tax benefit recognized for share-based compensation arrangements	2,300,000	2,200,000	2,000,000
Weighted-average period of unamortized share-based compensation cost related to non-vested stock options, net of expected forfeitures expected to be recognized, in years	1.87
Stock issued during period, non-vested shares	175,291
Environmental costs related to discontinued operations net of tax	500,000
Land Improvements [Member]
Summary Of Significant Accounting Policies [Line Items]
Useful lives of plant and equipment, in years	5
Buildings [Member]
Summary Of Significant Accounting Policies [Line Items]
Useful lives of plant and equipment, in years	30
Machinery And Equipment [Member]
Summary Of Significant Accounting Policies [Line Items]
Useful lives of plant and equipment, minimum, in years	3
Useful lives of plant and equipment, maximum, in years	10
Computer Equipment And Software [Member]
Summary Of Significant Accounting Policies [Line Items]
Useful lives of plant and equipment, minimum, in years	3
Useful lives of plant and equipment, maximum, in years	5
Stock Options [Member]
Summary Of Significant Accounting Policies [Line Items]
Unamortized share-based compensation cost related to non-vested stock options, net of expected forfeitures	3,500,000
Weighted-average period of unamortized share-based compensation cost related to non-vested stock options, net of expected forfeitures expected to be recognized, in years	1.88
Restricted Stock [Member]
Summary Of Significant Accounting Policies [Line Items]
Unamortized share-based compensation cost related to non-vested stock options, net of expected forfeitures	7,900,000
Intellectual Property [Member]
Summary Of Significant Accounting Policies [Line Items]
Useful lives of intangible assets, minimum, in years	3
Useful lives of intangible assets, maximum, in years	20
Customer Lists [Member]
Summary Of Significant Accounting Policies [Line Items]
Useful lives of intangible assets, minimum, in years	5
Useful lives of intangible assets, maximum, in years	30
Distribution Rights [Member]
Summary Of Significant Accounting Policies [Line Items]
Useful lives of intangible assets, minimum, in years	3
Useful lives of intangible assets, maximum, in years	22
Trade Names [Member]
Summary Of Significant Accounting Policies [Line Items]
Amount of trade names considered as indefinite lived	316,900,000
Chief Executive Officer [Member]
Summary Of Significant Accounting Policies [Line Items]
Reduction in share-based compensation expense	$ 3,000,000