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Note 6 - Intangible Assets, Net - Intangible Assets, Net (Details) - USD ($) | Nov. 30, 2024 | Aug. 31, 2024
--- | --- | ---
Gross Carrying Amount | $ 9,845,597 | $ 9,806,877
Accumulated Amortization | (4,271,652) | (4,123,932)
Net Carrying Amount | 5,573,945 | 5,682,945
Patents and Trademarks [Member] |  |
Gross Carrying Amount | 3,498,597 | 3,459,877
Accumulated Amortization | (2,896,469) | (2,854,532)
Net Carrying Amount | 602,128 | 605,345
Customer Relationships [Member] |  |
Gross Carrying Amount | 6,347,000 | 6,347,000
Accumulated Amortization | (1,375,183) | (1,269,400)
Net Carrying Amount | $ 4,971,817 | $ 5,077,600

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