XML 40 R29.htm IDEA: XBRL DOCUMENT v3.26.1
Note 1 - Description of the Business and Basis of Presentation (Details Textual) - USD ($)
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Jun. 26, 2022
Net Income (Loss) Attributable to Parent $ 1,420,362 $ 7,060,039    
Equity Securities, FV-NI, Unrealized Gain (Loss) 6,477,682 0    
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation (2,360,255) $ (1,294,556)    
Working Capital (Deficit) 39,104,590      
Retained Earnings (Accumulated Deficit) (231,163,762)   $ (231,234,641)  
Cash 26,911,440   $ 29,858,655  
Proceeds from Issuance or Sale of Equity $ 2,750,000      
Series F Convertible Preferred Stock [Member]        
Stock Issued During Period, Shares, New Issues (in shares) 500      
Preferred Stock, Stated Value Per Share (in dollars per share) $ 1,000     $ 1,000
Series G Convertible Preferred Stock [Member]        
Stock Issued During Period, Shares, New Issues (in shares) 85,250      
Preferred Stock, Stated Value Per Share (in dollars per share) $ 1,000      
Approximate [Member]        
Cash $ 26,911,000