SIGNIFICANT ACCOUNTING POLICIES (Details - Earnings per share) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Feb. 28, 2021	Feb. 29, 2020	Feb. 28, 2021	Feb. 29, 2020
Numerator:
Net income attributable to common shareholders	$ 3,211	$ 2,150	$ 5,690	$ 4,208
Denominator:
Weighted-average number of common shares outstanding during the period	20,006	17,638	19,968	17,624
Dilutive effect of stock options	836	678	818	682
Common stock and common stock equivalents used for diluted earnings per share	20,842	18,316	20,786	18,306