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Note 12 - Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2024
Notes Tables |
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] |
|  | December 31, 2024 |  |  | December 31, 2023 |
Current state income tax expense |  | $ | 313 |  |  | $ | 118 |
Current foreign income tax expense |  |  | 172 |  |  |  | 126 |
Deferred federal income tax expense |  |  | — |  |  |  | — |
Income tax expense |  | $ | 485 |  |  | $ | 244 |
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] |
|  | December 31, 2024 |  |  | December 31, 2023 |
Income tax benefit using U.S. federal statutory rate |  | $ | 1,068 |  |  | $ | 77 |
State income tax expense |  |  | 253 |  |  |  | 26 |
Foreign income tax expense |  |  | 172 |  |  |  | 123 |
Foreign tax rate difference |  |  | 70 |  |  |  | 263 |
Non-deductible expenses |  |  | 294 |  |  |  | 65 |
Change in valuation allowance |  |  | (1,511 | ) |  |  | (367 | )
Other |  |  | 139 |  |  |  | 57 |
Total income tax expense |  | $ | 485 |  |  | $ | 244 |
Schedule of Deferred Tax Assets and Liabilities [Table Text Block] |
|  | December 31, 2024 |  |  | December 31, 2023 |
Federal net operating loss carryforward |  | $ | 11,163 |  |  | $ | 11,737 |
Stock compensation |  |  | 337 |  |  |  | 684 |
Accrued compensation |  |  | 57 |  |  |  | 86 |
Basis of intangible assets |  |  | 132 |  |  |  | 147 |
Capital loss carryforward |  |  | 1,631 |  |  |  | 1,719 |
Other |  |  | 5 |  |  |  | — |
Valuation allowance |  |  | (7,896 | ) |  |  | (9,407 | )
Total deferred tax assets |  |  | 5,429 |  |  |  | 4,966 |
Basis of property, plant and equipment |  |  | 3,189 |  |  |  | 3,636 |
Prepaid expenses |  |  | 219 |  |  |  | 212 |
Basis in foreign entity |  |  | 2,021 |  |  |  | 1,118 |
Other |  |  | — |  |  |  | — |
Total deferred tax liabilities |  |  | 5,429 |  |  |  | 4,966 |
Net deferred tax liabilities |  | $ | — |  |  | $ | — |

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-9 + Details
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- 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. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-2 + Details
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- Definition 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 Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 231 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-231 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12A -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12A Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 + Details
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