Note 12 - Income Taxes - Schedule of Income Tax Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Tax computed at the federal statutory rate	$ 4,488	$ 96	$ (6,045)
State taxes	1,312	485	(1,072)
Foreign taxes	178	92	247
Permanent items	4,837	6,864	22,689
R&D credits	(1,806)	(1,490)	(3,941)
Prior year adjustment	(1,715)	(455)	916
Change in valuation allowance	(6,211)	(5,137)	(12,470)
Total provision	$ 1,083	$ 455	$ 324

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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