XML 36 R19.htm IDEA: XBRL DOCUMENT v2.4.0.6
Note 3 (Tables)
6 Months Ended
Aug. 31, 2012
Schedule of Inventory [Table Text Block]
Inventories consist of the following:

   
2012
 
   
August 31,
   
February 29,
 
Current:
           
  Book inventory
  $ 11,006,100     $ 9,879,000  
  Inventory valuation allowance
    (25,000 )     (25,000 )
                 
Inventories net–current
  $ 10,981,100     $ 9,854,000  
                 
Noncurrent:
               
  Book inventory
  $ 865,900     $ 888,000  
  Inventory valuation allowance
    (350,000 )     (340,000 )
                 
Inventories net–noncurrent
  $ 515,900     $ 548,000