Note 8 - Stock Incentive Plan (Details Textual) - USD ($) |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other Than Options, Granted in Period, Fair Value | $ 473,214 | $ 494,250 |
| November 2022 Plan [Member] | ||
| Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $ 669,243 | |
| Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition | 6 months 18 days | |