XML 43 R31.htm IDEA: XBRL DOCUMENT v3.24.2.u1
Note 5 - Equity (Details Textual) - shares
3 Months Ended 6 Months Ended
May 08, 2024
May 31, 2023
May 31, 2022
Mar. 31, 2024
Jun. 30, 2024
Stock Issued During Period, Shares, Issued for Services (in shares)       6,834  
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures (in shares)         19,743
The 2015 Stock Plan [Member]          
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Additional Shares Authorized (in shares)   116,667 133,334    
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Authorized (in shares)   366,667      
Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant (in shares)         1,053
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Net of Forfeitures (in shares) 1,000