v3.26.1
Note 12 - Series B Convertible Preferred Stock (Details Textual)
Dec. 23, 2024
USD ($)
$ / shares
Dec. 23, 2024
EUR (€)
Dec. 31, 2023
shares
Feb. 28, 2026
USD ($)
Feb. 28, 2025
USD ($)
Preferred Stock, Value, Before Accrued Dividends | $       $ 11,439,000 $ 10,395,000
Series B Convertible Preferred Stock [Member]          
Stock Issued During Period, Shares, New Issues (in shares) | shares     1,044,430    
Shares Issued, Price Per Share (in dollars per share) | $ / shares $ 10        
Proceeds from Issuance of Preferred Stock and Preference Stock $ 10,395 € 10,000      
Preferred Stock, Value, Before Accrued Dividends | $ $ 10,395        
Preferred Stock, Convertible, Conversion Price (in dollars per share) | $ / shares $ 4.75        
Preferred Stock, Dividend Rate 13.00%