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Note 8 - Income Taxes (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

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

		December 31,
		2024				2023
Deferred tax assets:
Net operating losses		$	82,076			$	75,727
Fixed asset basis difference			4,839				4,738
Contributions carryover			43				29
Deferred compensation			332				157
Accrued liabilities and other			980				796
Total deferred tax assets			88,270				81,447
Valuation allowance for deferred tax assets			(88,270	)			(81,447	)
Net deferred tax asset		$	-			$	-

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

		2024				2023
Expected federal income tax benefit at 21%		$	(6,537	)		$	(6,602	)
Increase (decrease) in valuation allowance			4,942				4,433
State income tax			11				11
Expiring carryforwards			716				933
Non-deductible expenses and other			879				1,236
Income tax expense		$	11			$	11

X

- Definition

Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

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