Note 7 - Income Taxes - Income Tax Expense (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
State	$ 19	$ 16
Foreign	617	210
Current Income Tax Expense (Benefit), Total	636	226
Federal	(661)	(158)
Foreign	(301)	11
Deferred Income Tax Expense (Benefit), Total	(962)	(147)
Total income tax (benefit) provision	$ (326)	$ 79

Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of current state and local tax expense (benefit) attributable to income (loss) from continuing operations. Includes, but is not limited to, current regional, territorial, and provincial tax expense (benefit) for non-US (United States of America) jurisdiction.

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

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