v3.25.2
Note 8 - Commitments and Contingencies (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Apr. 01, 2022
Operating Lease, Weighted Average Discount Rate, Percent         10.00%
Operating Lease, Expense $ 28,500 $ 27,400 $ 57,500 $ 63,900