XML 27 R16.htm IDEA: XBRL DOCUMENT v3.23.3
GEOGRAPHIC INFORMATION (Tables)
3 Months Ended
Aug. 31, 2023
Segment Reporting [Abstract]  
SCHEDULE OF GEOGRAPHIC INFORMATION

 

   2023   2022 
   Three Months Ended August 31, 
   2023   2022 
Revenues from sales to unaffiliated customers:          
Asia  $1,026,000   $814,000 
Europe   327,000    552,000 
North America   355,000    268,000 
South America   5,000    3,000 
Revenues from sales to unaffiliated customers total  $1,713,000   $1,637,000