v3.26.1
Note 3 - Summary of Significant Accounting Policies (Tables)
9 Months Ended
Sep. 30, 2025
Notes Tables  
Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]
  

September 30,
2025

  

September 30,
2024

 
         

Stock options

  150   900 

Convertible notes

  2,572,966    

Warrants

  6,322   6,322 
Representative's warrant  62,500