v3.26.1
Note 17 - Subsequent Events (Details Textual) - USD ($)
9 Months Ended
Jul. 12, 2026
Jul. 01, 2026
Jun. 30, 2026
Restricted Stock Units (RSUs) [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares)     9,432
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period (in shares) 65,000    
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Share-Based Payment Arrangement, Tranche One [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage 0.33%    
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Share-Based Payment Arrangement, Tranche Two [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage 0.33%    
Subsequent Event [Member] | Restricted Stock Units (RSUs) [Member] | Share-Based Payment Arrangement, Tranche Three [Member]      
Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage 0.33%    
Subsequent Event [Member] | Series B Preferred Stock [Member]      
Stock Issued During Period, Value, Stock Dividend   $ 14,780  
Common Stock Dividends, Shares (in shares)   14,780  
Subsequent Event [Member] | Series C Preferred Stock [Member]      
Stock Issued During Period, Value, Stock Dividend   $ 56,250  
Common Stock Dividends, Shares (in shares)   49,778