Restructuring And Other Charges (Change In Restructuring Liabilities) (Details) (USD $)	9 Months Ended
	Sep. 30, 2011
Restructuring Cost and Reserve [Line Items]
Balance December 31, 2010	$ 3,977,000
Additional charges (reversals), net	3,368,000	[1]
Non-cash charges	(3,139,000)
Payments and other costs	(2,625,000)
Balance September 30, 2011	1,581,000	[2]
Employee-related liability	500,000
Employee-Related [Member]
Restructuring Cost and Reserve [Line Items]
Balance December 31, 2010	3,977,000
Additional charges (reversals), net	(1,156,000)	[1]
Non-cash charges
Payments and other costs	(1,240,000)
Balance September 30, 2011	1,581,000	[2]
Pension [Member]
Restructuring Cost and Reserve [Line Items]
Balance December 31, 2010
Additional charges (reversals), net	3,877,000	[1]
Non-cash charges	(3,139,000)
Payments and other costs	(738,000)
Balance September 30, 2011		[2]
Asset-Related And Other [Member]
Restructuring Cost and Reserve [Line Items]
Balance December 31, 2010
Additional charges (reversals), net	647,000	[1]
Non-cash charges
Payments and other costs	(647,000)
Balance September 30, 2011		[2]

[1] The reversal of employee-related liabilities is due to certain employees accepting other roles within the Company.

[2] $0.5 million of the remaining employee-related liability is classified in Other liabilities as of September 30, 2011 in the Consolidated Balance Sheet.