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Income Taxes (Schedule Of (Loss) Earnings From Continuing Operations Before Income Taxes) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2009
Income Taxes [Abstract]      
United States $ (21,163) $ (1,104) $ (26,871)
International 12,674 1,328 7,736
Earnings (loss) from continuing operations before income taxes $ (8,489) $ 224 $ (19,135)