Note 11 - Related Party Transactions (Details Textual) - USD ($) |
12 Months Ended | |
---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
|
Payment to Acquire Life Insurance Policy, Investing Activities | $ 5,197,000 | $ 4,000,000 |
Directors and former CFO [Member] | ||
Payment to Acquire Life Insurance Policy, Investing Activities | 1,400,000 | $ 1,100,000 |
Director Jones [Member] | ||
Payment to Acquire Life Insurance Policy, Investing Activities | $ 5,734 |