Annual report pursuant to Section 13 and 15(d)

Internally Developed Software

v2.4.0.6
Internally Developed Software
12 Months Ended
Dec. 31, 2012
Internally Developed Software [Abstract]  
Internally Developed Software
5. Internally Developed Software

Internally developed software consists of the following:

 

                     
        At December 31,  
   

    Estimated Useful Life    

    2012             2011      

Internally developed software

  5 years     $   13,232       $   10,882  

Less accumulated amortization

        (8,908     (7,358
       

 

 

   

 

 

 

Internally developed software, net

        $         4,324       $         3,524  
       

 

 

   

 

 

 

Amortization expense was as follows:

 

                         
    Year ended December 31,  
            2012                     2011                     2010          

Amortization expense

    $         1,550       $         1,579       $         1,606