Note 16 - Income Taxes - Components of Tax Benefit (Provision) Allocated to Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Current:
Federal	$ (60)	$ 0
State	(20)	(7)
Foreign	(34)	(9)
Sub-total	(114)	(16)
Deferred:
Federal	17	0
State	0	0
Foreign	0	0
Sub-total	17	0
Total	$ (97)	$ (16)

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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