Note 13 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	Year ended
	December 31,			December 31,			December 31,
	2024			2023			2022
Current:
Federal	$	24		$	61		$	—
State		(9	)		186			—
Total current expense		15			247			—
Deferred:
Federal		(223	)		(85	)		2,272
State		1,150			(31	)		812
Change in valuation allowance		(927	)		116			(3,084	)
Total deferred expense		—			—			—
Total provision	$	15		$	247		$	—

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

	December 31,			December 31,
	2024			2023
Deferred tax assets:
Net operating loss carryforwards	$	14,145		$	15,447
Stock-based compensation		2,021			3,372
Accruals and other		4,827			2,866
Total deferred tax assets		20,993			21,685
Valuation allowance		(20,589	)		(21,516	)
Deferred tax assets	$	404		$	169
Deferred tax liabilities:
Deferred consideration discount	$	(182	)	$	—
Right-of-use assets		(45	)		(27	)
Other deferred tax liabilities		(177	)		(142	)
Deferred tax liabilities	$	(404	)	$	(169	)
Net deferred tax assets (liabilities)	$	—		$	—

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

	Year ended
	December 31,			December 31,			December 31,
	2024			2023			2022
Benefit based on federal statutory rate	$	(800	)	$	(145	)	$	(1,894	)
Stock-based compensation		880			254			24
Change in state tax rate		814			-			-
Warrants		-			-			(476	)
State income tax, net of federal tax benefit		(31	)		(45	)		(785	)
Section 162(m) limitation		169			-			-
Other permanent differences		18			299			47
Research and development credits		(277	)		-			-
Change in uncertain tax position reserve		382			-			-
Return to provision		(213	)		-			-
Change in valuation allowance		(927	)		(116	)		3,084
Income tax expense	$	15		$	247		$	—

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

	Year ended
	December 31,		December 31,		December 31,
	2024		2023		2022
Beginning balance	$	—	$	—	$	—
Gross increases (decreases) related to prior year positions		243		-		-
Gross increases (decreases) related to current year positions		139		-		-
Decreases related to settlements with taxing authorities		-		-		-
Reductions related to statute of limitation expirations		-		-		-
Ending balance	$	382	$	—	$	—