Note 14 - Income Taxes - Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2023	Mar. 31, 2022	Mar. 31, 2023	Mar. 31, 2022
Federal	$ 62	$ 252
Foreign	129	302
Total current	191	554
Federal	(54)	(2,270)
Foreign	78	(133)
Total deferred	24	(2,403)	$ 24	$ (2,403)
Income tax expense (benefit)	$ 215	$ (1,849)	$ 215	$ (1,849)

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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