Note 6 - Dividends (Details Textual) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Mar. 31, 2026 |
Jun. 30, 2025 |
Mar. 31, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Common Stock, Dividends, Per Share, Declared (in dollars per share) | $ 0.06 | $ 0.06 | $ 0.06 | $ 0.06 | $ 0.12 | $ 0.12 |
| Payments of Ordinary Dividends, Common Stock | $ 9,795 | $ 9,780 | ||||