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Note 3 - Inventories (Tables)
3 Months Ended
Nov. 30, 2015
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
    November 30, 2015   August 31, 2015
Production materials   $ 1,439,783     $ 1,445,014  
Finished goods     6,188,971       6,023,427  
    $ 7,628,754     $ 7,468,441