Quarterly report pursuant to Section 13 or 15(d)

Note 1- Summary of Significant Accounting Policies - Potentially Dilutive Securities (Details)

v3.24.0.1
Note 1- Summary of Significant Accounting Policies - Potentially Dilutive Securities (Details) - shares
3 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Anti-dilutive securities (in shares) 27,155,642 1,546,354
Share-Based Payment Arrangement, Option [Member]    
Anti-dilutive securities (in shares) 100,300 104,325
Warrant [Member]    
Anti-dilutive securities (in shares) 26,284,002 789,577
Convertible Debt Securities [Member]    
Anti-dilutive securities (in shares) 771,340 652,202
Restricted Stock [Member]    
Anti-dilutive securities (in shares) 0 250