SIGNIFICANT ACCOUNTING POLICIES (Details - Earnings per share) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2023	Feb. 28, 2022
Numerator
Net income attributable to common shareholders	$ 4,174	$ 4,409	$ 5,419	$ 7,435
Denominator
Weighted-average number of common shares outstanding during the year (in shares)	20,112	20,177	20,200	20,164
Dilutive effect of stock options (in shares)	417	568	457	574
Common stock and common stock equivalents used for diluted earnings per share (in shares)	20,529	20,745	20,657	20,738