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Note 11 - Segment and Geographic Information - Net Sales by Geographic Location (Details) - USD ($)	3 Months Ended		9 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2023	May 31, 2022
Net sales	$ 20,969,726	$ 18,964,921	$ 59,193,317	$ 53,906,973
Inside the USA to Unaffiliated Customers [Member]
Net sales	7,729,820	6,884,726	21,958,978	18,157,010
Joint Ventures in Which the Company is a Shareholder Directly and Indirectly Outside the USA [Member]
Net sales	732,437	528,665	2,895,665	2,252,618
Unaffiliated Customers Outside the USA [Member]
Net sales	$ 12,507,469	$ 11,551,530	$ 34,338,674	$ 33,497,345

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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