Note 7 - Income Taxes - Reconciliation of Unrecognized Tax Benefits (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2023 |
Dec. 31, 2022 |
|
| Beginning uncertain tax benefits | $ 321,175 | $ 103,104 |
| Current year - increases | 65,389 | 150,701 |
| Prior year - increases (decreases) | (50,742) | (67,370) |
| Prior year - increases (decreases) | 50,742 | 67,370 |
| Ending uncertain tax benefits | $ 335,822 | $ 321,175 |
| X | ||||||||||
- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|