Note 13 - Segment and Geographic Information - Total Long-lived Assets by Geographic Distribution (Details) - USD ($)	Aug. 31, 2022	Aug. 31, 2021
Total property and equipment	$ 12,170,493	$ 11,821,458
CHINA
Total property and equipment	5,826,898	5,110,071
Other Countries [Member]
Total property and equipment	565,022	453,199
UNITED STATES
Total property and equipment	$ 5,778,573	$ 6,258,188

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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