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Note 3 - Inventories (Tables)
6 Months Ended
Feb. 29, 2016
Notes Tables  
Schedule of Inventory, Current [Table Text Block]
    February 29, 2016   August 31, 2015
Production materials   $ 1,104,151     $ 1,445,014  
Finished goods     6,196,002       6,023,427  
    $ 7,300,153     $ 7,468,441