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5. SHAREHOLDERS' EQUITY (Details 4) (USD $)
Aug. 30, 2012
Aug. 31, 2011
Equity [Abstract]    
Intrinsic Value of Options Outstanding $ 1,918,904 $ 1,755,674
Intrinsic Value of Options Exercisable 1,447,900 1,348,809
Intrinsic Value of Options Exercised $ 982,786 $ 1,092,176