Acquisitions, Goodwill And Other Intangible Assets (Schedule Of Business Acquisitions) (Details) (Euramax Internation, Inc - RV Entry Door Operation [Member], USD $) In Thousands, unless otherwise specified	Feb. 21, 2012
Business Acquisition [Line Items]
Cash consideration	$ 1,164
Present value of future payments	482
Total fair value of consideration given	1,646
Net tangible assets	785
Total fair value of net assets acquired	1,095
Goodwill (tax deductible)	551
Customer Relationships [Member]
Business Acquisition [Line Items]
Intangible assets	270
Other Indentifiable Intangible Assets [Member]
Business Acquisition [Line Items]
Intangible assets	$ 40