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Business Segment and Geographic Area Information (Details Narrative)
3 Months Ended 6 Months Ended
Nov. 30, 2023
Nov. 30, 2022
Nov. 30, 2023
Nov. 30, 2022
Revenue Benchmark [Member] | Geographic Concentration Risk [Member] | Customers [Member]        
Revenue, Major Customer [Line Items]        
Concentration risk, percentage 96.00% 96.00% 96.00% 96.00%