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Note 2 - Going Concern and Liquidity (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Retained Earnings (Accumulated Deficit) $ (131,530,802)   $ (131,530,802)   $ (128,053,106)
Operating Income (Loss) (1,484,631) $ (1,780,423) (3,482,484) $ (3,245,491)  
Cash and Cash Equivalent 1,274,314   1,274,314   $ 3,258,058
Working Capital $ 3,900,000   3,900,000    
Cash Provided by (Used in) Operating Activity, Including Discontinued Operation     $ (2,772,273) $ (434,473)