XML 42 R29.htm IDEA: XBRL DOCUMENT v3.22.2.2
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
12 Months Ended
May 31, 2022
ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES  
Useful life for property and equipment

Furniture and fixtures                

 

2 to 6 years

Machinery and equipment

 

3 to 6 years

Test equipment

 

4 to 6 years