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Note 16 - Income Taxes (Details Textual) - USD ($) Pure in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Effective Income Tax Rate Reconciliation, Percent, Total |  |  | 0.00% | 0.00% |
Deferred Tax Assets, Valuation Allowance | $ 112,750 |  | $ 112,750 |  | $ 104,361
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount |  |  | 8,389 |  |
Effective Income Tax Rate Reconciliation, Excess Tax Deficiencies, Amount | 948 | $ 102 | 1,827 | $ 1,410 |
Valuation Allowance to Offset Excess Tax Deficiencies [Member] |  |  |  |  |
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount | $ 948 | $ 102 | $ 1,827 | $ 1,410 |

X
- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to excess tax deficiencies. + References No definition available. + Details
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-2 + Details
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -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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