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Acquisitions (Impact Of The Incremental Amortization And Related Tax Effect) (Details) (CDC Brasil S.A. [Member], USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2012
CDC Brasil S.A. [Member]
 
Business Acquisition [Line Items]  
Amortization expense $ 441
Provision for income taxes $ (150)