Income Taxes (Details) - USD ($)	3 Months Ended
	Nov. 30, 2023	Nov. 30, 2022
Income Taxes
Income tax provision	$ 617,000	$ 1,661,000
Effective tax rate	25.80%	26.10%
Statutory rate	21.00%
Decrease in provision for income tax	$ 1,044,000
Unrecognized tax benefit	0	$ 0
Liability for penalties and interest	$ 0	$ 0