XML 52 R40.htm IDEA: XBRL DOCUMENT v3.25.2
SCHEDULE OF ACTIVITY TO AGGREGATE STOCK OPTIONS (Details) - USD ($)
12 Months Ended
May 31, 2025
May 31, 2024
Equity [Abstract]    
Options Outstanding, shares 434,954 292,547
Options Outstanding Weighted Average Exercise Price $ 20.29 $ 28.16
Options outstanding, Aggregate Intrinsic Value $ (0) $ 146,000
Options granted, shares 53,630 167,313
Options Granted Weighted Average Exercise Price $ 2.78 $ 9.02
Options cancelled or expired, shares (72,343) (24,906)
Options canceled or expired Weighted Average Exercise Price $ 13.47 $ 36.95
Options exercised, shares (2,375)  
Options Exercised Weighted Average Exercise Price $ 6.56  
Options exercised, Aggregate IntrinsicValue $ 4,000  
Options Outstanding, shares 413,866 434,954
Options Outstanding Weighted Average Exercise Price $ 19.29 $ 20.29
Options outstanding, Aggregate Intrinsic Value $ 18,000 $ (0)
Options vested and exercisable, shares 296,578  
Options vested and exercisable Weighted Average Exercise Price $ 24.00  
Options vested and exercisable Aggregate Intrinsic Value