Note 7 - Income Taxes - Changes in Tax Positions (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Balance | $ 1,362,812 | $ 816,430 |
| Additions based on tax positions related to current year | 84,083 | 178,832 |
| Additions for tax positions of prior years | 1,318,905 | 367,550 |
| Reductions for tax positions of prior years | 0 | 0 |
| Settlements | 0 | 0 |
| Balance | $ 2,745,800 | $ 1,362,812 |
| X | ||||||||||
- Definition Amount of unrecognized tax benefits. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| 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/exampleRef
|
| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of increase in unrecognized tax benefits resulting from settlements with taxing authorities. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|