Accrued Expenses (Schedule Of Reconciliation Of Beginning And Ending Balances Of Accrued Expenses Associated With Asset Impairments And Costs Associated With Exit And Disposal Activities) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Restructuring Reserve [Roll Forward]
Beginning balance	$ 687		$ 881		$ 197
Charges	3,026		1,412		4,894
Cash spend	(3,039)		(1,434)		(3,133)
Charges against assets	(227)		(172)		(1,077)
Ending balance	447		687		881
Severance
Restructuring Reserve [Roll Forward]
Beginning balance	331		296		197
Charges	2,668		671		1,562
Cash spend	(2,753)		(636)		(1,463)
Ending balance	246		331		296
Asset Impairments
Restructuring Reserve [Roll Forward]
Beginning balance	0		0		0
Charges	227		172		1,077
Charges against assets	(227)		(172)		(1,077)
Ending balance	0		0		0
Other
Restructuring Reserve [Roll Forward]
Beginning balance	356	[1]	585	[1]	0	[1]
Charges	131	[1]	569	[1]	2,255	[1]
Cash spend	(286)	[1]	(798)	[1]	(1,670)	[1]
Ending balance	$ 201	[1]	$ 356	[1]	$ 585	[1]

[1] Other includes other shutdown-related costs associated with the shutdown of the Company’s aluminum extrusions manufacturing facility in Kentland, Indiana.