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Note 3 (Tables)
3 Months Ended
May. 31, 2015
Inventory Disclosure [Abstract]  
Schedule of Inventory [Table Text Block] Inventories consist of the following:

   
2015
 
   
May 31,
   
February 28,
 
Current:
           
Book inventory
  $ 12,947,000     $ 11,206,000  
Inventory valuation allowance
    (25,000 )     (25,000 )
                 
Inventories net–current
  $ 12,922,000     $ 11,181,000  
                 
Non-current:
               
Book inventory
  $ 723,900     $ 718,900  
Inventory valuation allowance
    (365,300 )     (368,100 )
                 
Inventories net–non-current
  $ 358,600     $ 350,800