Note 16 - Subsequent Event (Details Textual) - Subsequent Event [Member] - COVID-19 Pandemic [Member] |
Apr. 01, 2020 |
|---|---|
| Furlough of Workforce Due to Temporary Closure of Facilities, Percentage | 70.00% |
| Temporary Reduction in Cash Compensation, Board of Directors, Percentage | 50.00% |
| Senior Management [Member] | |
| Temporary Reduction in Salary, Percentage | 40.00% |
| Employees [Member] | |
| Temporary Reduction in Salary, Percentage | 20.00% |