v3.26.3
Note 8 - Dividends Declared and Paid (Details Textual) - $ / shares
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Common Stock, Dividends, Per Share, Declared (in dollars per share) $ 0.1 $ 0.09 $ 0.3 $ 0.27
Distribution Made to Limited Partner, Distributions Declared, Per Unit (in dollars per share) $ 0.1 $ 0.09 0.3 0.27
Preferred Stock, Dividends Per Share, Declared (in dollars per share)     1.24218 1.24218
Series A Preferred Stock [Member]        
Preferred Stock, Dividends Per Share, Declared (in dollars per share)     $ 1.24218 $ 1.24218
Preferred Stock, Dividend Rate, Percentage     6.625% 6.625%