Note 1 - Description of Business, Basis of Presentation and Management's Plan (Details Textual) $ in Millions |
1 Months Ended | 3 Months Ended | 12 Months Ended | ||||
|---|---|---|---|---|---|---|---|
|
Jul. 11, 2025
shares
|
Jul. 03, 2025 |
Dec. 31, 2022
USD ($)
|
Mar. 31, 2026
USD ($)
shares
|
Dec. 31, 2025
USD ($)
shares
|
Jul. 10, 2025
shares
|
Dec. 31, 2024
shares
|
|
| Stockholders' Equity Note, Stock Split, Conversion Ratio | 2.1524 | 2.2 | |||||
| Common Stock, Shares Authorized (in shares) | shares | 150,000,000 | 300,000,000 | 150,000,000 | 45,000,000 | 150,000,000 | ||
| Proceeds from Issuance of Debt | $ 9.7 | ||||||
| Proceeds from Issuance or Sale of Equity | $ 2.7 | $ 2.1 | $ 17.4 | ||||
| Reverse Stock Split [Member] | |||||||
| Stockholders' Equity Note, Stock Split, Conversion Ratio | 1.0221 |