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v3.26.1

Note 17 - Subsequent Event (Details Textual) $ / shares in Units, $ in Thousands | Apr. 16, 2026 USD ($) $ / shares shares | Mar. 12, 2026 USD ($) $ / shares shares | May 06, 2026 USD ($) $ / shares shares | Mar. 31, 2026 $ / shares | Mar. 08, 2026 $ / shares | Dec. 31, 2025 $ / shares
--- | --- | --- | --- | --- | --- | ---
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares) | shares |  | 1 |  |  |  |
Common Stock, Par or Stated Value Per Share (in dollars per share) |  |  |  | $ 0.0001 |  | $ 0.0001
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) |  |  |  | $ 5.69 |  | $ 16.26
Securities Purchase Agreement [Member] |  |  |  |  |  |
Equity Issuance, Units, Number of Units (in shares) | shares |  | 1,500,000 |  |  |  |
Equity Offering, Unit Price (in dollars per share) |  |  |  |  | $ 1.5 |
Proceeds from Issuance or Sale of Equity | $ |  | $ 2,250 |  |  |  |
Number of Shares Per Unit |  | 1 |  |  |  |
Common Stock, Par or Stated Value Per Share (in dollars per share) |  | $ 0.0001 |  |  |  |
Securities Purchase Agreement [Member] | Minimum [Member] |  |  |  |  |  |
Beneficial Ownership Percentage |  | 4.99% |  |  |  |
Securities Purchase Agreement [Member] | Maximum [Member] |  |  |  |  |  |
Beneficial Ownership Percentage |  | 9.99% |  |  |  |
Securities Purchase Agreement [Member] | Pre-funded Warrants [Member] |  |  |  |  |  |
Number of Warrants Per Unit |  | 1 |  |  |  |
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) |  | $ 0.0001 |  |  |  |
Securities Purchase Agreement [Member] | The Two Fifty Warrants [Member] |  |  |  |  |  |
Number of Warrants Per Unit |  | 1 |  |  |  |
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) |  | $ 2.5 |  |  |  |
Warrants and Rights Outstanding, Term (Year) |  | 5 years |  |  |  |
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares) | shares |  | 1 |  |  |  |
Subsequent Event [Member] | May 150 Percent Warrants [Member] |  |  |  |  |  |
Warrants and Rights Outstanding, Term (Year) |  |  | 5 years |  |  |
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares) | shares |  |  | 1 |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) |  |  | $ 1.88 |  |  |
Subsequent Event [Member] | May 200 Percent Warrants [Member] |  |  |  |  |  |
Warrants and Rights Outstanding, Term (Year) |  |  | 5 years |  |  |
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares) | shares |  |  | 1 |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) |  |  | $ 2.5 |  |  |
Subsequent Event [Member] | May 2026 Warrants [Member] | Minimum [Member] |  |  |  |  |  |
Beneficial Ownership Percentage |  |  | 4.99% |  |  |
Subsequent Event [Member] | May 2026 Warrants [Member] | Maximum [Member] |  |  |  |  |  |
Beneficial Ownership Percentage |  |  | 9.99% |  |  |
Subsequent Event [Member] | Securities Purchase Agreement [Member] |  |  |  |  |  |
Equity Issuance, Units, Number of Units (in shares) | shares | 5,333,333 |  |  |  |  |
Equity Offering, Unit Price (in dollars per share) | $ 1.5 |  |  |  |  |
Proceeds from Issuance or Sale of Equity | $ | $ 8,000 |  |  |  |  |
Number of Shares Per Unit | 1 |  |  |  |  |
Stock Issued During Period, Shares, New Issues (in shares) | shares | 762,208 |  |  |  |  |
Subsequent Event [Member] | Securities Purchase Agreement [Member] | Pre-funded Warrants [Member] |  |  |  |  |  |
Number of Warrants Per Unit | 1 |  |  |  |  |
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) | $ 0.0001 |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | shares | 4,571,125 |  |  |  |  |
Subsequent Event [Member] | Securities Purchase Agreement [Member] | One Hundred and Fifty Percent Warrants [Member] |  |  |  |  |  |
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) | $ 1.88 |  |  |  |  |
Units Issued, Warrants Per Unit 150% (in dollars per share) | $ 1 |  |  |  |  |
Warrants and Rights Outstanding, Term (Year) | 5 years |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares) | shares | 1 |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | shares | 5,333,333 |  |  |  |  |
Subsequent Event [Member] | Securities Purchase Agreement [Member] | The Two Fifty Warrants [Member] |  |  |  |  |  |
Units Issued, Warrants Per Unit 150% (in dollars per share) | $ 1 |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right (in shares) | shares | 1 |  |  |  |  |
Subsequent Event [Member] | Securities Purchase Agreement [Member] | Two Hundred Percent Warrants [Member] |  |  |  |  |  |
Class of Warrant or Right, Issued, Exercise Price (in dollars per share) | $ 2.5 |  |  |  |  |
Warrants and Rights Outstanding, Term (Year) | 5 years |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) | shares | 5,333,333 |  |  |  |  |
Subsequent Event [Member] | Securities Purchase Agreement Warrants [Member] |  |  |  |  |  |
Beneficial Ownership Percentage | 4.99% |  |  |  |  |
Subsequent Event [Member] | May 2026 Securities Purchase Agreement [Member] |  |  |  |  |  |
Equity Offering, Unit Price (in dollars per share) |  |  | $ 1.5 |  |  |
Number of Shares Per Unit |  |  | 1 |  |  |
Equity Offering, Maximum Offering Amount, Units (in shares) | shares |  |  | 666,667 |  |  |
Equity Offering, Maximum Amount | $ |  |  | $ 1,000 |  |  |
Common Stock, Par or Stated Value Per Share (in dollars per share) |  |  | $ 0.0001 |  |  |
Subsequent Event [Member] | May 2026 Securities Purchase Agreement [Member] | May 150 Percent Warrants [Member] |  |  |  |  |  |
Units Issued, Warrants Per Unit 150% (in dollars per share) |  |  | 1 |  |  |
Subsequent Event [Member] | May 2026 Securities Purchase Agreement [Member] | May 200 Percent Warrants [Member] |  |  |  |  |  |
Units Issued, Warrants Per Unit 150% (in dollars per share) |  |  | $ 1 |  |  |

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