Note 8 - Income Taxes (Details Narrative) $ in Thousands |
12 Months Ended |
|---|---|
|
Dec. 31, 2019
USD ($)
| |
| Income Tax Disclosure [Abstract] | |
| Net operating loss carryforward | $ 122,676 |
| Net operating loss carryforward, expiration | 12-31-2039 |
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition A description of the limitations on the use of all operating loss carryforwards available to reduce future taxable income. No definition available.
|