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Note 13 - Segment and Geographic Information - Net Sales by Segment (Details) - USD ($)	3 Months Ended		6 Months Ended
	Feb. 28, 2022	Feb. 28, 2021	Feb. 28, 2022	Feb. 28, 2021
Net sales	$ 16,748,639	$ 12,782,882	$ 34,942,052	$ 25,561,994
ZERUST [Member]
Net sales	13,117,777	10,284,116	27,541,562	20,504,667
NaturTec [Member]
Net sales	$ 3,630,862	$ 2,498,766	$ 7,400,490	$ 5,057,327

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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