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v3.25.2

Note 16 - Subsequent Events (Details Textual) - USD ($) $ / shares in Units, $ in Thousands |  |  |  |  |  |  | 6 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Aug. 06, 2025 | Jul. 14, 2025 | Jul. 08, 2025 | Jul. 12, 2021 | Jun. 17, 2021 | Jun. 15, 2021 | Jun. 30, 2025 | Jun. 30, 2024 | Jul. 13, 2025
Pre-Funded Warrant Shares [Member] |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) |  | $ 0.0001 |  |  |  |  |  |  |
Common Stock Warrants [Member] |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) |  |  |  | 200,000 |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) |  |  |  | $ 55 |  |  |  |  |
Subsequent Event [Member] | Mortgage Loan on Genesis Plaza Property [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount | $ 6,250 |  |  |  |  |  |  |  |
Debt Instrument, Term (Year) | 4 years |  |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 7.07% |  |  |  |  |  |  |  |
Subsequent Event [Member] | Pre-Funded Warrant Shares [Member] |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) |  | 30,830 |  |  |  |  |  |  |
Subsequent Event [Member] | Common Stock Warrants [Member] |  |  |  |  |  |  |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) |  | 200,000 |  |  |  |  |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) |  | $ 12 |  |  |  |  |  |  | $ 55
Subsequent Event [Member] | Series A Common Stock and Accompanying Pre-funded Warrant Shares [Member] |  |  |  |  |  |  |  |  |
Proceeds from Issuance or Sale of Equity, Gross |  | $ 2,050 |  |  |  |  |  |  |
Shares Issued, Price Per Share (in dollars per share) |  | $ 12 |  |  |  |  |  |  |
Proceeds from Issuance or Sale of Equity |  | $ 1,700 |  |  |  |  |  |  |
Series D Preferred Stock [Member] |  |  |  |  |  |  |  |  |
Preferred Stock, Dividend Rate, Percentage |  |  |  |  |  |  | 9.375% |  |
Preferred Stock, Dividends Per Share, Declared (in dollars per share) |  |  |  |  |  |  | $ 1.17186 | $ 1.17186 |
Stock Issued During Period, Shares, New Issues (in shares) |  |  |  |  | 920,000 | 800,000 |  |  |
Shares Issued, Price Per Share (in dollars per share) |  |  |  |  |  | $ 25 |  |  |
Series D Preferred Stock [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |
Preferred Stock, Dividend Rate, Percentage |  |  | 9.375% |  |  |  |  |  |
Series D Preferred Stock [Member] | Subsequent Event [Member] | O 2025 M8 Dividends [Member] |  |  |  |  |  |  |  |  |
Preferred Stock, Dividends Per Share, Declared (in dollars per share) |  |  | $ 0.19531 |  |  |  |  |  |
Series D Preferred Stock [Member] | Subsequent Event [Member] | O 2025 M9 Dividends [Member] |  |  |  |  |  |  |  |  |
Preferred Stock, Dividends Per Share, Declared (in dollars per share) |  |  | 0.19531 |  |  |  |  |  |
Series D Preferred Stock [Member] | Subsequent Event [Member] | O 2025 M10 Dividends [Member] |  |  |  |  |  |  |  |  |
Preferred Stock, Dividends Per Share, Declared (in dollars per share) |  |  | $ 0.19531 |  |  |  |  |  |
Common Class A [Member] |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, New Issues (in shares) |  |  |  | 100,000 |  |  |  |  |
Common Class A [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, New Issues (in shares) |  | 140,000 |  |  |  |  |  |  |

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