v3.26.1
Note 6 - Stock Warrants (Details Textual) - USD ($)
3 Months Ended
Sep. 12, 2024
Jun. 30, 2026
Mar. 06, 2026
Private Placement Warrants [Member]      
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) 51,205    
Warrants and Rights Outstanding, Term (Year) 2 years    
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) $ 16.6    
First Closing Buyer Warrants [Member]      
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)   2,051,835 1,291,778
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share)     $ 0.01
Class of Warrant or Right, Exercised During Period (in shares)   291,778  
Class of Warrant or Right, Exercised, Weighted Average Exercise Price (in dollars per share)   $ 0.01  
Private Placement [Member]      
Stock Issued During Period, Shares, New Issues (in shares) 51,205    
Shares Issued, Price Per Share (in dollars per share) $ 16.6    
Proceeds from Issuance or Sale of Equity $ 850,000