2. SUMMARY - Earnings per share (Details) - USD ($)	3 Months Ended
Nov. 30, 2019	Aug. 31, 2019	May 31, 2019	Feb. 28, 2019	Nov. 30, 2018
Numerator
Net income attributable to common shareholders	$ 2,058,277	$ 2,059,227	$ 2,888,706	$ 2,099,449	$ 1,535,947
Denominator
Weighted-average number of common shares outstanding during the period	17,608,991				17,421,838
Dilutive effect of stock options	698,007				575,897
Common stock and common stock equivalents used for diluted earnings per share	18,306,998				17,997,735

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of call options and warrants using the treasury stock method.

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

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