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Note 13 - Income Taxes (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%
Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax	$ 226	$ 226
Open Tax Year	2020 2021 2022 2023
Liability for Uncertainty in Income Taxes, Current	$ 0	0
Income Tax Examination, Penalties and Interest Accrued, Total	0	0
Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit	0	0
State and Local Jurisdiction [Member]
Operating Loss Carryforwards, Valuation Allowance	$ 578	$ 465

X

- Definition

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible alternative minimum tax credit carryforwards.

+ References

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-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations.

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Amount recognized for uncertainty in income taxes classified as current.

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

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The portion of the valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from net operating loss carryforwards for which it is more likely than not that a tax benefit will not be realized.

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