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Inventories
3 Months Ended
Mar. 31, 2012
Inventories [Abstract]  
Inventories

Note 3 – Inventories

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

Inventories are comprised of the following:

 

     March 31,
2011
     December 31,
2011
 

Component parts

   $ 6,013       $ 6,447   

Work-in-process and finished goods

     13,555         9,586   
  

 

 

    

 

 

 

Total

   $ 19,568       $ 16,033