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Computers, Furniture and Equipment-Net
12 Months Ended
Dec. 31, 2013
Computers, Furniture and Equipment-Net  
Computers, Furniture and Equipment-Net

7. Computers, Furniture and Equipment-Net

        Computers, furniture and equipment-net consists of:

 
  As of December 31,  
(in thousands)
  2012   2013  

Computers and software

  $ 10,018   $ 12,316  

Furniture and fixtures

    1,032     1,194  

Leasehold improvements

    1,166     1,380  
           
​ ​ ​ ​ ​ ​ ​ ​

 

    12,216     14,890  

Less: accumulated depreciation

    (8,217 )   (10,573 )
           
​ ​ ​ ​ ​ ​ ​ ​

Computers, furniture and equipment-net

  $ 3,999   $ 4,317  
           
​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​
           

        Computers and software includes equipment under capital leases totaling approximately $2.5 million at December 31, 2012 and 2013. Accumulated depreciation on equipment under capital leases totaled approximately $2.0 million and $2.4 million as of December 31, 2012 and 2013, respectively. Depreciation and amortization expense associated with computers, furniture and equipment was $1.4 million, $2.0 million and $2.3 million for the years ended December 31, 2011, 2012 and 2013, respectively.

        In connection with the business combinations described in Note 4, the Company acquired fixed assets with fair values of $0.8 million and $0.0 million during 2012 and 2013, respectively.