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4. Property, Plant and Equipment: Property, Plant and Equipment (Details) - USD ($)
Aug. 31, 2015
Aug. 31, 2014
Details    
Office equipment $ 591,124 $ 562,423
Warehouse equipment 1,520,724 1,482,278
Buildings and Improvements, Gross 2,878,849 2,688,616
Land 761,924 761,924
Property, Plant and Equipment, Gross 5,752,621 5,495,241
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment (3,520,910) (3,347,854)
Property, plant and equipment, net [1] $ 2,231,711 $ 2,147,387
[1] Note 4