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Note 18 - Dividend Reinvestment Plan | 12 Months Ended
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Dec. 31, 2021
Notes to Financial Statements |
Dividend Reinvestment Plan [Text Block] | Note 18. Dividend Reinvestment Plan The Company has in effect a Dividend Reinvestment Plan (DRIP) which provides an automatic conversion of dividends into common stock for enrolled shareholders. The Company may issue common shares to the DRIP or purchase on the open market. Common shares are purchased at a price which is based on the average closing prices of the shares as quoted on the Nasdaq Capital Market stock exchange for the 10 business days immediately preceding the dividend payment date. The Company issued 7,861 and 9,449 common shares to the DRIP during the years ended December 31, 2021 and 2020, respectively.

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