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Interest And Other Expense, Net (Schedule Of Interest And Other Expense, Net) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Interest And Other Expense, Net [Abstract]    
Interest and other income $ 447 $ 303
Interest and other expense (45,154) (8,548)
Total interest and other expense, net $ (44,707) $ (8,245)