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Note 12 - Equity (Details Textual) |  | 3 Months Ended
--- | --- | ---
Dec. 31, 2024 $ / shares | Mar. 31, 2025 $ / shares | Dec. 31, 2024 $ / shares | Sep. 30, 2024 $ / shares | Jun. 30, 2024 $ / shares | Mar. 31, 2024 $ / shares | Dec. 31, 2023 $ / shares | Sep. 30, 2023 $ / shares | Jun. 30, 2023 $ / shares | Mar. 31, 2023 $ / shares
Common Stock, Dividends, Per Share, Declared (in dollars per share) |  | $ 0.07 |  |  |  | $ 0.055 |  |  |  |
O 2023 Q1 Dividends [Member] |  |  |  |  |  |  |  |  |  |
Common Stock, Dividends, Per Share, Declared (in dollars per share) |  |  |  |  |  |  |  |  |  | $ 0.055
O 2023 Q2 Dividends [Member] |  |  |  |  |  |  |  |  |  |
Common Stock, Dividends, Per Share, Declared (in dollars per share) |  |  |  |  |  |  |  |  | $ 0.055 |
O 2023 Q3 Dividends [Member] |  |  |  |  |  |  |  |  |  |
Common Stock, Dividends, Per Share, Declared (in dollars per share) |  |  |  |  |  |  |  | $ 0.055 |  |
O 2023 Q4 Dividends [Member] |  |  |  |  |  |  |  |  |  |
Common Stock, Dividends, Per Share, Declared (in dollars per share) |  |  |  |  |  |  | $ 0.055 |  |  |
O 2024 Q1 Dividends [Member] |  |  |  |  |  |  |  |  |  |
Common Stock, Dividends, Per Share, Declared (in dollars per share) |  |  |  |  |  | $ 0.055 |  |  |  |
O 2024 Q2 Dividends [Member] |  |  |  |  |  |  |  |  |  |
Common Stock, Dividends, Per Share, Declared (in dollars per share) |  |  |  |  | $ 0.055 |  |  |  |  |
O 2024 Q3 Dividends [Member] |  |  |  |  |  |  |  |  |  |
Common Stock, Dividends, Per Share, Declared (in dollars per share) |  |  |  | $ 0.055 |  |  |  |  |  |
O 2024 Q4 Dividends [Member] |  |  |  |  |  |  |  |  |  |
Common Stock, Dividends, Per Share, Declared (in dollars per share) |  |  | $ 0.055 |  |  |  |  |  |  |
Common Class A [Member] |  |  |  |  |  |  |  |  |  |
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.01 | 0.01 | 0.01 |  |  |  |  |  |  |
Common Class B [Member] |  |  |  |  |  |  |  |  |  |
Common Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.01 | $ 0.01 | $ 0.01 |  |  |  |  |  |  |
Forward Stock Split [Member] | Common Class A [Member] |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Note, Stock Split, Conversion Ratio | 2 |  |  |  |  |  |  |  |  |
Forward Stock Split [Member] | Common Class B [Member] |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Note, Stock Split, Conversion Ratio | 2 |  |  |  |  |  |  |  |  |

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