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Goodwill (Tables)
6 Months Ended
Jun. 30, 2014
Goodwill And Intangible Assets Disclosure [Abstract]  
Summary of Goodwill by Segment

The following is a summary of goodwill by segment for the six months ended June 30, 2014 (in thousands):

 

     Product
  Development  
     Integrated
  Healthcare  
Services
       Consolidated    

Balance as of December 31, 2013

     $     351,144           $     58,482           $     409,626     

Impact of foreign currency fluctuations and other

     (314)          1,021           707     
  

 

 

    

 

 

    

 

 

 

Balance as of June 30, 2014

     $ 350,830           $ 59,503           $ 410,333