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Property and Equipment
12 Months Ended
Dec. 31, 2012
Property and Equipment  
Property and Equipment

5. Property and Equipment

        Property and equipment consist of the following:

 
  December 31,  
 
  2012   2011  

Computer hardware

  $ 33,381   $ 37,012  

Computer software

    18,313     19,846  

Construction in-progress

    8,755     483  

Furniture and fixtures

    3,568     1,614  

Building

    8,808     8,808  

Leasehold improvements

    9,931     7,940  
           

 

    82,756     75,703  

Less: Accumulated depreciation

    (24,594 )   (40,734 )
           

 

  $ 58,162   $ 34,969  
           

        Depreciation expense was approximately $14.5 million, $10.5 million, and $7.0 million for 2012, 2011, and 2010, respectively. Amortization of property and equipment recorded under a capital lease is included with depreciation expense.