Plants Shutdowns, Asset Impairments, Restructurings And Other (Schedule Of Accrued Expenses Associated With Asset Impairments And Exit And Disposal Activities) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($)
Restructuring Reserve [Roll Forward]
January 1, 2016	$ 1,867
Charges	1,142
Cash spent	(1,101)
Charges against assets	(256)
March 31, 2016	1,652
Severance
Restructuring Reserve [Roll Forward]
January 1, 2016	1,462
Charges	294
Cash spent	(482)
March 31, 2016	1,274
Long Lived Asset Impairment [Member]
Restructuring Reserve [Roll Forward]
January 1, 2016	0
Charges	256
Cash spent	0
Charges against assets	(256)
March 31, 2016	0
Other
Restructuring Reserve [Roll Forward]
January 1, 2016	405	[1]
Charges	592	[1]
Cash spent	(619)	[1]
March 31, 2016	$ 378	[1]

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