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Property And Equipment, Net (Tables)
12 Months Ended
Dec. 31, 2011
Property And Equipment, Net [Abstract]  
Components Of Property And Equipment, Net
     December 31,  
     2011     2010  
     (In thousands)  

Capitalized software development

   $ 473,916      $ 387,228   

Computer equipment

     157,219        121,792   

Furniture and other equipment

     98,631        78,809   

Leasehold improvements

     85,735        64,154   
  

 

 

   

 

 

 
     815,501        651,983   

Less: accumulated depreciation

     (552,241     (434,296

Projects in progress

     57,022        28,630   
  

 

 

   

 

 

 

Property and equipment, net

   $ 320,282      $ 246,317