Note 13 - Income Taxes - Components of Deferred Tax Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
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 consideration discount	(182)	0
Right-of-use assets	(45)	(27)
Other deferred tax liabilities	(177)	(142)
Deferred tax liabilities	(404)	(169)
Net deferred tax assets (liabilities)	$ 0	$ 0

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Amount of deferred tax liability attributable to taxable temporary differences.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences from reserves and accruals, classified as other.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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