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Fixed Assets
12 Months Ended
Dec. 31, 2011
Fixed Assets [Abstract]  
Fixed Assets
9.

Fixed Assets

Fixed assets consist of the following:

 

          As of December 31,  
     Useful Life    2011     2010  
          (in thousands)  

Computer equipment and software, office equipment and furniture

   3-7 years    $ 21,387      $ 18,982   

Leasehold improvements

   3-6 years      1,659        1,018   
     

 

 

   

 

 

 
        23,046        20,000   

Less: accumulated depreciation and amortization

        (17,000     (14,009
     

 

 

   

 

 

 
      $ 6,046      $ 5,991   
     

 

 

   

 

 

 

Depreciation expense for the years ended December 31, 2011, 2010 and 2009 was $3.3 million, $2.5 million and $1.5 million, respectively. ICG uses the straight line method of depreciation.