2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 2) (USD $)	3 Months Ended		9 Months Ended
	May 31, 2013	May 31, 2012	May 31, 2013	May 31, 2012
Numerator
Net income attributable to common shareholders	$ 993,230	$ 869,333	$ 2,641,791	$ 2,678,931
Denominator
Weighted-average number of common shares outstanding during the period	16,024,467	15,918,905	15,984,819	15,710,014
Dilutive effect of stock options			322,799	360,464
Common stock and common stock equivalents used for diluted earnings per share	16,335,608	16,340,765	16,307,618	16,070,478