Note 4 - Commitments and Contingencies (Details Textual) $ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
Oct. 24, 2024 |
Mar. 31, 2026
USD ($)
|
Dec. 31, 2025 |
Nov. 01, 2024
shares
|
|
| Stock Required to be Issued for Stock Split, Shares (in shares) | shares | 271,846 | |||
| Reverse Stock Split [Member] | ||||
| Stockholders' Equity Note, Stock Split, Conversion Ratio | 20 | |||
| Employment Contracts [Member] | Minimum [Member] | ||||
| Employee Benefits and Share-Based Compensation | $ 1.9 | |||
| Employment Contracts [Member] | Maximum [Member] | ||||
| Employee Benefits and Share-Based Compensation | $ 2.5 | |||
| Pending Litigation [Member] | ||||
| Loss Contingency, Pending Claims, Number | 0 |