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Note 12 - Commitments - Payments Under Retention Bonus Plan (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Distributions paid | $ 14,573 | $ 86,917
Board Members [Member] |  |
Distributions paid | 9,471 | 56,497
Chief Executive Officer [Member] |  |
Distributions paid | 2,390 | 14,250
Chief Operating Officer [Member] |  |
Distributions paid | 2,151 | 12,824
Other Employees [Member] |  |
Distributions paid | $ 561 | $ 3,346

X
- Definition Amount of distribution made to individual in accordance with deferred compensation arrangement. + References No definition available. + Details
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Period Type: | duration

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- Details
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Balance Type: |
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X
- Details
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X
- Details
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Balance Type: |
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X
- Details
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