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Note 12 - Segment and Geographic Information - Net Sales by Segment (Details) - USD ($)	3 Months Ended		6 Months Ended
	Feb. 28, 2025	Feb. 29, 2024	Feb. 28, 2025	Feb. 29, 2024
Net sales	$ 19,072,066	$ 20,842,538	$ 40,410,459	$ 41,024,213
ZERUST [Member]
Net sales	14,112,017	15,218,095	29,587,820	30,623,840
NaturTec [Member]
Net sales	$ 4,960,049	$ 5,624,443	$ 10,822,639	$ 10,400,373

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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