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Note 8 - Leases - Operating Lease Balance Sheet Information (Details) - USD ($) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023
Total lease cost | $ 9,702 | $ 34,145 | $ 38,808 | $ 145,828 |
Operating lease right-of-use assets | 73,637 |  | 73,637 |  | $ 36,905
Operating lease liabilities, current portion | 24,545 |  | 24,545 |  | 37,829
Operating lease liabilities, non-current portion | 49,091 |  | 49,091 |  | $ 0
Total operating lease liabilities | $ 73,636 |  | $ 73,636 |  |
Weighted average remaining lease term (in years) – operating leases (Year) | 3 years |  | 3 years |  | 8 months 1 day
Weighted average discount rate – operating leases | 5.50% |  | 5.50% |  | 5.50%
Cash paid for amounts included in the measurement of operating lease liabilities for the nine months ended September 30, 2024 and 2023: |  |  | $ 51,950 |  | $ 213,783
2024 (3 months remaining) | $ 6,978 |  | 6,978 |  |
2025 | 28,191 |  | 28,191 |  |
2026 | 29,262 |  | 29,262 |  |
2027 | 22,473 |  | 22,473 |  |
Total future lease payments | 86,904 |  | 86,904 |  |
Less: imputed interest | (13,268) |  | (13,268) |  |
Total | 73,636 |  | 73,636 |  |
Approximation [Member] |  |  |  |  |
Operating lease right-of-use assets | 73,636 |  | 73,636 |  | 36,905
Total operating lease liabilities | 73,636 |  | 73,636 |  | 37,829
Total | $ 73,636 |  | $ 73,636 |  | $ 37,829

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