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Inventories
12 Months Ended
Dec. 31, 2012
Inventories [Abstract]  
Inventories

Note 2 – Inventories

Inventories, consisting principally of hardware and component parts, are stated at the lower of cost or market. Cost is determined using the first-in-first-out (FIFO) method.

Inventory is comprised of the following:

 

                 
    December 31,  
    2012     2011  

Component parts

  $ 6,613     $ 6,447  

Work-in-process and finished goods

    12,062       9,586  
   

 

 

   

 

 

 

Total

  $ 18,675     $ 16,033