Note 9 - Income Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Deferred Tax Assets, Net of Valuation Allowance	$ 6,559	$ 7,770
Deferred Tax Liabilities, Gross	1,329	982
Deferred Tax Assets, Capital Loss Carryforwards	851	802
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	24
Unrecognized Tax Benefits	0	1,419	$ 0
Unrecognized Tax Benefits, Period Increase (Decrease)	1,419	1,419
Unrecognized Tax Benefits that Would Impact Effective Tax Rate		1,419
Domestic Tax Jurisdiction [Member]
Net Operating Loss, Utilized Amount	$ 0	$ 7,915
Domestic Tax Jurisdiction [Member] \| Internal Revenue Service (IRS) [Member]
Open Tax Year	2022 2023 2024

The amount of NOL that was utilized.

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Amount of deferred tax liability attributable to taxable temporary differences.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible capital loss carryforwards.

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Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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Tax year that remains open to examination under enacted tax laws, in YYYY format.

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Amount of unrecognized tax benefits.

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Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

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