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Note 11 - Segment and Geographic Information - Total Net Sales by Geographic Distribution (Details) - USD ($)	3 Months Ended		6 Months Ended
	Feb. 29, 2024	Feb. 28, 2023	Feb. 29, 2024	Feb. 28, 2023
Net sales	$ 20,842,538	$ 18,270,825	$ 41,024,213	$ 38,223,591
CHINA
Net sales	3,455,846	2,871,795	7,134,369	6,618,435
BRAZIL
Net sales	1,326,867	1,206,790	2,856,490	2,574,208
INDIA
Net sales	5,406,404	4,364,358	10,586,795	9,211,285
Other Countries [Member]
Net sales	3,812,566	3,076,885	6,373,323	5,590,505
UNITED STATES
Net sales	$ 6,840,855	$ 6,750,997	$ 14,073,236	$ 14,229,158

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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