Other Income (Expense), Net (Details) - USD ($)	3 Months Ended		6 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2023	Feb. 28, 2022
Other Income and Expenses [Abstract]
Interest income	$ 985,000	$ 75,000	$ 1,756,000	$ 139,000
Change in valuation of contingent consideration	0	(122,000)	0	(243,000)
Gain on sale of assets	0	0	0	1,000
Gain (loss) on currency exchange	49,000	100,000	18,000	221,000
Total other income, net	$ 1,034,000	$ 53,000	$ 1,774,000	$ 118,000