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Accounts And Other Receivables (Schedule Of Accounts And Other Receivable) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Accounts and Notes Receivable, Net [Abstract]    
Trade, less allowance for doubtful accounts and sales returns of $3,327 in 2013 and $3,552 in 2012 $ 94,684 $ 96,686
Other 4,562 4,112
Total 99,246 100,798
Allowance for Doubtful Accounts and Sales Returns $ (3,327) $ (3,552)