Note 9 - Stock-Based Compensation (Details Textual) |
3 Months Ended | ||
|---|---|---|---|
Mar. 13, 2026 |
Mar. 31, 2026
USD ($)
$ / shares
|
Mar. 31, 2025
USD ($)
|
|
| Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $ 2,200,000 | ||
| Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition | 2 years 2 months 12 days | ||
| Share-Based Payment Arrangement, Amount Capitalized | $ 0 | $ 0 | |
| Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value | $ 0 | ||
| Share Price | $ / shares | $ 4.87 | ||
| Restricted Stock Units (RSUs) [Member] | |||
| Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value | $ 100,000 | $ 200,000 | |
| Minimum Vesting Rate of the Targeted Shareholder Return, Percentage | 0.00% | ||
| Maximum Vesting Rate of the Targeted Shareholder Return, Percentage | 150.00% | ||
| Reverse Stock Split [Member] | |||
| Stockholders' Equity Note, Stock Split, Conversion Ratio | 10 | ||