Earnings per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Nov. 30, 2023	Nov. 30, 2022
EPS:
Net Income (Loss)	$ 1,779	$ 4,711
Cumulative preferred stock dividend	(19)	(19)
Net income attributable to common shareholders	$ 1,760	$ 4,692
Earnings per common share - basic	$ 0.36	$ 0.97
Earnings per common share - diluted	$ 0.36	$ 0.97