Note 12 - Equity Incentive Plans - Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions (Details) - $ / shares |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Risk-free interest rate | 3.80% | |
| Expected volatility | 41.60% | |
| Expected life (years) (Year) | 4 years 6 months | 4 years 6 months |
| Expected dividend yield | 0.00% | 0.00% |
| Fair Value per stock option or SAR (in dollars per share) | $ 4.53 | $ 5.6 |
| Minimum [Member] | ||
| Risk-free interest rate | 3.70% | 4.00% |
| Expected volatility | 44.90% | 42.90% |
| Maximum [Member] | ||
| Risk-free interest rate | 3.90% | |
| Expected volatility | 46.10% | |