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Leasehold Improvements, Equipment and Construction in Progress, net
12 Months Ended
Dec. 31, 2012
Leasehold Improvements, Equipment and Construction in Progress, net  
Leasehold Improvements, Equipment and Construction in Progress, net

Note D. Leasehold Improvements, Equipment and Construction in Progress, net

        A summary of leasehold improvements, equipment, and construction in progress and related accumulated depreciation and amortization is as follows:

 
   
  December 31  
 
  Ranges of Estimated Useful Life   2012   2011  

Equipment

 

2 - 5 Years

  $ 28,498   $ 12,021  

Software

 

3 - 10 Years

    15,031     12,643  

Vehicles

 

4 Years

    9,353     9,405  

Other

 

10 Years

    367     2,464  

Leasehold improvements

 

Shorter of lease term or economic life up to 10 years

    17,920     9,732  

Construction in progress

        2,086     2,255  
               

 

        73,255     48,520  

Less accumulated depreciation and amortization

        (34,917 )   (31,788 )
               

 

        38,338     16,732  

Land

        1,672      
               

Leasehold improvements, equipment, land and construction in progress, net

      $ 40,010   $ 16,732  
               

        Depreciation expense was $6,280, $4,167 and $3,722 in 2012, 2011 and 2010, respectively. Depreciation includes losses on abandonments of leasehold improvements and equipment of $80, $31 and $53 in 2012, 2011 and 2010, respectively.