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Note 11 - Segment and Geographic Information - Total Net Sales by Geographic Distribution (Details) - USD ($)	3 Months Ended
	Nov. 30, 2022	Nov. 30, 2021
Net sales	$ 19,952,766	$ 18,193,413
CHINA
Net sales	3,746,640	4,057,853
BRAZIL
Net sales	1,367,418	1,296,217
INDIA
Net sales	4,846,927	4,476,984
Other Countries [Member]
Net sales	2,513,620	2,206,037
UNITED STATES
Net sales	$ 7,478,161	$ 6,156,322

X

- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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