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Inventories
9 Months Ended
Oct. 31, 2011
Inventories
4. Inventories
 
Inventory consists primarily of hardware and related component parts and is stated at the lower of cost (on a first-in, first-out basis) or market. Inventories consist of the following:
 
   
October 31,
   
January 31,
 
   
2011
   
2011
 
   
(in thousands)
 
Components and assemblies
  $ 7,976     $ 8,158  
Finished products
    5,337       6,235  
      Total inventory, net
  $ 13,313     $ 14,393