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15. SEGMENT INFORMATION (Tables)
12 Months Ended
May 31, 2021
Segment Reporting [Abstract]  
Property and equipment by geographic region

The following table presents property and equipment information for geographic areas (in thousands): 

 

    May 31,  
    2021     2020  
United States   $ 647     $ 662  
Asia     30       1  
Europe     --       --  
    $ 677     $ 663