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Property And Equipment, Net (Tables)
12 Months Ended
Dec. 31, 2011
Property And Equipment, Net [Abstract]  
Summary Of Property And Equipment, Net
     Useful
Lives
(years)
     2011     2010  

Land

     —         $ 7,549      $ 3,959   

Building and leasehold improvements

             29,299        26,396   

Computer equipment and purchased software

     3-5         21,303        23,408   

Furniture and fixtures

     5         7,656        7,601   

Transportation equipment

     5         248        305   
     

 

 

   

 

 

 
        66,055        61,669   

Accumulated depreciation and amortization

        (25,140     (26,818
     

 

 

   

 

 

 

Property and equipment, net

      $ 40,915      $ 34,851