v3.25.2
Note 4 - Termination Agreement and Return of Preferred Shares (Details Textual) - USD ($)
 3 Months Ended 6 Months Ended
Sep. 15, 2023
Jan. 14, 2019
Dec. 10, 2018
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2024
Dec. 31, 2023
Revenues       $ 0 $ 400 $ 0 $ 7,055
Stock Issued During Period, Shares, New Issues (in shares)           0 0
Reduction In Dividends Payable $ 36,481         $ 36,481  
Reduction Of Preferred Stock Liability, Value $ 100,000         100,000  
Gain (Loss) On Extinguishment of Preferred Share Obligation       $ 0 $ 0 0 $ 136,481
Pro-rata Basis Shares [Member]              
Stock Issued During Period, Shares, New Issues (in shares) 2,000,000            
Series B Preferred Stock [Member]              
Stock Repurchased and Retired During Period, Shares (in shares) 40            
Stock Issued During Period, Shares, New Issues (in shares)   2 40        
Pivotal [Member] | Asset Purchase Agreement [Member]              
Revenues           $ 0 $ 7,055