Note 18 - Income Taxes - Federal and State Income Tax Provisions (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Current
Federal	$ 0	$ 0
State	0	0
Other	0	0
Total current tax expense	0	0
Deferred
Federal	0	0
State	0	0
Other	0	0
Total deferred tax expense	0	0
Income tax provision	$ 0	$ 0

Amount of current federal tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current national tax expense (benefit) for non-US (United States of America) jurisdiction.

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