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Note 18 - Shareholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Thousands |  |  | 3 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Aug. 07, 2025 | Jun. 24, 2025 | Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Mar. 14, 2025 | Dec. 31, 2024 | Mar. 21, 2023
Common Stock, Par or Stated Value Per Share (in dollars per share) |  | $ 0.01 | $ 0.01 |  | $ 0.01 |  |  | $ 0.01 |
Proceeds From Issuance of Common Stock, Gross |  | $ 15,700 |  |  |  |  |  |  |
Shares Issued, Price Per Share (in dollars per share) |  | $ 11.75 |  |  |  |  |  |  |
Proceeds from Issuance of Common Stock |  | $ 15,600 |  |  | $ 15,602 | $ 0 |  |  |
Payments of Ordinary Dividends, Preferred Stock and Preference Stock |  |  | $ 300 |  | 674 | (0) |  |  |
Treasury Stock, Value, Acquired, Cost Method |  |  |  | $ 1,550 | $ 345 | $ 2,504 |  |  |
Share Repurchase Program [Member] |  |  |  |  |  |  |  |  |
Share Repurchase Program, Authorized, Amount |  |  |  |  |  |  |  |  | $ 10,000
Treasury Stock, Shares, Acquired (in shares) |  |  | 0 | 194,300 | 42,900 | 312,850 |  |  |
Treasury Stock, Value, Acquired, Cost Method |  |  | $ 0 | $ 1,500 | $ 300 | $ 2,500 |  |  |
Repayment of KPH Note in Stock [Member] |  |  |  |  |  |  |  |  |
Debt Conversion, Converted Instrument, Shares Issued (in shares) | 82,738 |  |  |  |  |  |  |  |
Debt Instrument, Convertible, Conversion Price (in dollars per share) | $ 13.9 |  |  |  |  |  |  |  |
KPH Note [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  |  | $ 1,250 |  |
KPH Note [Member] | M.L.C. Plumbing, LLC [Member] |  |  |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  |  |  | $ 1,250 |  |
Common Stock [Member] |  |  |  |  |  |  |  |  |
Stock Issued During Period, Shares, New Issues (in shares) |  | 1,336,264 |  |  |  |  |  |  |

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