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Note 13 - Segment and Geographic Information - Net Sales by Geographic Location (Details) - USD ($)	3 Months Ended
	Nov. 30, 2021	Nov. 30, 2020
Revenues, Total	$ 18,193,413	$ 12,779,112
Inside the USA to Unaffiliated Customers [Member]
Revenues, Total	6,156,322	4,861,355
Joint Ventures in Which the Company is a Shareholder Directly and Indirectly Outside the USA [Member]
Revenues, Total	840,439	580,304
Unaffiliated Customers Outside the USA [Member]
Revenues, Total	$ 11,196,652	$ 7,337,453

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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