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Note 13 - Income Taxes - Schedule of Reconciliation of Statutory Federal Tax Rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Benefit based on federal statutory rate	$ (800)	$ (145)	$ (1,894)
Stock-based compensation	880	254	24
Change in state tax rate	814	0	0
Warrants	0	0	(476)
State income tax, net of federal tax benefit	(31)	(45)	(785)
Section 162(m) limitation	169	0	0
Other permanent differences	18	299	47
Research and development credits	(277)	0	0
Change in uncertain tax position reserve	382	0	0
Return to provision	(213)	0	0
Change in valuation allowance	(927)	(116)	3,084
Income tax expense	$ 15	$ 247	$ 0

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