v2.3.0.11
Financial Statement Information (Change In Carrying Amount Of Goodwill) (Details) (USD $)
In Thousands
6 Months Ended
Jun. 30, 2011
Dec. 31, 2010
Financial Statement Information    
Balance as of January 1, 2011 $ 1,032,973  
Business acquisitions and adjustments to previously recorded goodwill 28,156 91,757
Exchange rate effects 2,378  
Balance as of June 30, 2011 $ 1,063,507