Net Income Per Share (Computation Of Net Income Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Nov. 30, 2023	Nov. 30, 2022
Numerator for basic and diluted income per share:
Net income	$ 4,851	$ 4,667
Denominator for basic and diluted income per share:
Basic weighted average shares outstanding	13,244	13,877
Effect of dilutive securities:
Stock-based compensation awards	392	630
Diluted weighted average shares outstanding	13,636	14,507
EPS Calculations:
Net income per share: Basic	$ 0.37	$ 0.34
Net income per share: Diluted	$ 0.36	$ 0.32