Income Taxes (Details) - USD ($)	12 Months Ended
	Aug. 31, 2020	Aug. 31, 2019
Current:
Federal	$ 1,436,000	$ 2,911,000
State	664,000	803,000
Foreign	129,000	271,000
Total current income tax expense	2,229,000	3,985,000
Deferred:
Federal	1,423,000	(378,000)
State	(478,000)	(89,000)
Foreign		22,000
Total deferred income tax expense	945,000	(445,000)
Total	$ 3,174,000	$ 3,540,000