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Note 16 - Redeemable Class B Preferred Stock (Details Textual) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 3 Months Ended |
--- | --- | --- | --- | ---
Sep. 24, 2024 USD ($) $ / shares shares | Feb. 28, 2025 USD ($) $ / shares shares | Mar. 31, 2025 USD ($) shares | Mar. 31, 2024 USD ($) | Dec. 31, 2024 USD ($)
Proceeds from Issuance of Preferred Stock and Preference Stock |  |  | $ 6,000 | $ 0 |
Redeemable Class B Preferred Stock [Member] |  |  |  |  |
Proceeds from Issuance of Preferred Stock and Preference Stock | $ 8,300 |  |  |  |
Preferred Stock, Shares Authorized (in shares) | shares | 330,000 |  |  |  |
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares | $ 0.01 |  |  |  |
Shares Issued, Price Per Share (in dollars per share) | $ / shares | $ 25 |  |  |  |
Preferred Stock, Shares Outstanding (in shares) | shares |  |  | 330,000 |  |
Preferred Stock, Convertible, Conversion Ratio | 2,631,600 |  |  |  |
Preferred Stock, Convertible, Shares Issuable (in shares) | shares | 868,421 |  |  |  |
Preferred Stock, Dividend Rate, Percentage | 8.00% |  |  |  |
Preferred Stock, Dividend Rate, Percentage if Not Paid in Two Quarters | 18.00% |  |  |  |
Preferred Stock, Convertible, Conversion Price (in dollars per share) | $ / shares | $ 25 |  |  |  |
Preferred Shares, Conversion Percentage of Shares available to Convert | 25.00% |  |  |  |
Sale Of Assets Representing a Certain Value of Consolidated Reveue, Percentage | 15.00% |  |  |  |
Percent of Subscription Price Paid For Convertible Shares | 15.00% |  |  |  |
Dividends Payable, Current |  |  | $ 200 |  | $ 200
Preferred Stock, Redemption Amount |  |  | $ 8,300 |  | $ 8,300
Redeemable Class C Preferred Stock [Member] |  |  |  |  |
Proceeds from Issuance of Preferred Stock and Preference Stock |  | $ 6,000 |  |  |
Preferred Stock, Shares Authorized (in shares) | shares |  | 240,000 |  |  |
Preferred Stock, Par or Stated Value Per Share (in dollars per share) | $ / shares |  | $ 0.01 |  |  |
Shares Issued, Price Per Share (in dollars per share) | $ / shares |  | $ 25 |  |  |
Preferred Stock, Shares Outstanding (in shares) | shares |  |  | 240,000 |  |
Preferred Stock, Convertible, Conversion Ratio |  | 2.6316 |  |  |
Preferred Stock, Convertible, Shares Issuable (in shares) | shares |  | 631,579 |  |  |
Preferred Stock, Dividend Rate, Percentage |  | 8.00% |  |  |
Preferred Stock, Dividend Rate, Percentage if Not Paid in Two Quarters |  | 18.00% |  |  |
Preferred Stock, Convertible, Conversion Price (in dollars per share) | $ / shares |  | $ 25 |  |  |
Preferred Shares, Conversion Percentage of Shares available to Convert |  | 25.00% |  |  |
Sale Of Assets Representing a Certain Value of Consolidated Reveue, Percentage |  | 15.00% |  |  |
Percent of Subscription Price Paid For Convertible Shares |  | 15.00% |  |  |
Dividends Payable, Current |  |  | $ 100 |  |
Preferred Stock, Redemption Amount |  |  | $ 6,000 |  |

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- Definition The redemption (or callable) amount of currently redeemable preferred stock. Includes amounts representing dividends not currently declared or paid but which will be payable under the redemption features or for which ultimate payment is solely within the control of the issuer. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480237/815-40-50-5 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(27)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 11 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-11 + Details
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