Note 5 - Notes Payable - Notes Payable and Advances from Related Party (Details) - USD ($) |
Sep. 30, 2022 |
Dec. 31, 2021 |
|---|---|---|
| Notes payable | $ 6,396,486 | $ 4,575,000 |
| Avenue Ventures Note Payable [Member] | ||
| Notes payable | 6,196,486 | 4,375,000 |
| Short-term Notes Payable [Member] | ||
| Notes payable | $ 200,000 | $ 200,000 |