Note 7 - Income Taxes - Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Federal	$ 0	$ 0
State	(34)	(36)
Foreign	(190)	(142)
Current Total	(224)	(178)
Federal	(552)	(633)
State	(47)	(91)
Foreign	0	0
Deferred Total	(599)	(724)
Total	$ (823)	$ (902)

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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