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2. SIGNIFICANT ACCOUNTING POLICIES (Details - Earnings per share) - USD ($)
3 Months Ended 6 Months Ended
Feb. 28, 2018
Feb. 28, 2017
Feb. 28, 2018
Feb. 28, 2017
Numerator        
Net income attributable to common shareholders $ 3,474,787 $ 1,195,760 $ 5,190,790 $ 2,557,325
Denominator        
Weighted-average number of common shares outstanding during the period 17,302,763 17,233,017 17,292,391 17,229,586
Dilutive effect of stock options 552,588 205,491 550,954 191,871
Common stock and common stock equivalents used for diluted earnings per share 17,855,351 17,438,508 17,843,345 17,421,457