Note 3 - Inventory - Summary of Inventory (Details) - USD ($)	Feb. 28, 2025	May 31, 2024
Raw materials	$ 2,083,958	$ 2,040,348
Finished goods	1,105,754	1,831,278
Total inventory	$ 3,189,712	$ 3,871,626

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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- Definition

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
-SubTopic 10
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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-SubTopic 10
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-Section S99
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