Note 2 - COVID-19 Pandemic (Details Textual) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
May 01, 2020 |
Sep. 30, 2020 |
Sep. 30, 2020 |
Sep. 30, 2019 |
|
| Income Tax Benefit CARES Act | $ 100,000 | $ 1,300,000 | ||
| Proceeds from Issuance of Long-term Debt, Total | $ 2,181,000 | |||
| Paycheck Protection Program CARES Act [Member] | ||||
| Proceeds from Issuance of Long-term Debt, Total | $ 2,181,157 | |||