v3.26.1
Note 9 - Stockholders' Equity (Tables)
6 Months Ended
Mar. 31, 2026
Notes Tables  
Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]
      

Weighted

 
  

Pre-Funded

  

Average

 
  

Warrants

  

Exercise Price

 
         

Outstanding at September 30, 2025

    $ 

Issued

  7,000,000  $0.001 

Exercised

    $ 

Canceled/Expired

    $ 

Outstanding at March 31, 2026

  7,000,000  $0.001 
      

Weighted

 
      

Average

 
  

Warrants

  

Exercise Price

 
         

Outstanding at September 30, 2025

    $ 

Issued

  16,800,000  $3.00 

Exercised

    $ 

Canceled/Expired

    $ 

Outstanding at March 31, 2026

  16,800,000  $3.00