XML 54 R44.htm IDEA: XBRL DOCUMENT v3.21.1
Customer Concentration (Details Narrative) - Revenue
3 Months Ended 9 Months Ended
Feb. 28, 2021
Feb. 28, 2021
Customer One    
Concentration risk percentage 21.10% 17.60%
Customer Two    
Concentration risk percentage 10.90%