v3.25.2
Note 5 - Share-Based Compensation - Schedule of Option Valuation Assumptions (Details) - Share-Based Payment Arrangement, Option [Member]
6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Risk-free interest rate 3.85% 4.07%
Expected volatility 116.11% 116.86%
Expected term (in years) (Year) 5 years 2 months 12 days 5 years 4 months 24 days
Expected dividend yield 0.00% 0.00%