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Note 12 - Concentrations, Risks and Uncertainties (Details Textual) - Customer Concentration Risk [Member] - Revenue Benchmark [Member]	6 Months Ended
	Nov. 30, 2025	Nov. 30, 2024
Two Customers [Member]
Total Loss on Revenue, Percentage	68.00%	72.00%
Major Customer Lost [Member]
Total Loss on Revenue, Percentage	64.00%	60.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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