Quarterly report pursuant to Section 13 or 15(d)

Note 12 - Subsequent Event (Details Textual)

v3.22.2
Note 12 - Subsequent Event (Details Textual) - $ / shares
 3 Months Ended
Aug. 01, 2022
Jun. 30, 2022
Mar. 31, 2022
Jun. 30, 2021
Mar. 31, 2021
Common Stock, Dividends, Per Share, Declared (in dollars per share)   $ 0.20 $ 0.20 $ 0.20 $ 0.20
Subsequent Event [Member]          
Common Stock, Dividends, Per Share, Declared (in dollars per share) $ 0.20