Note 13 - Income Taxes - Schedule of Income Taxes Paid (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Federal	$ 0
Income taxes paid, net	50	$ 152
New Jersey Tax Authority [Member]
State and local	5
Texas Tax Authority [Member]
State and local	40
Other State Tax Authority [Member]
State and local	5
His Majesty's Revenue and Customs (HMRC) [Member]
Foreign	0
Canada Revenue Agency [Member]
Foreign	0
Revenue Commissioners, Ireland [Member]
Foreign	0
State Administration of Taxation, China [Member]
Foreign	$ 0

Amount, after income tax refund received, of cash paid to federal (national) tax jurisdiction for tax on income.

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Amount, after income tax refund received, of cash paid to foreign tax jurisdiction for tax on income.

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Amount, after income tax refund received, of cash paid to state and local tax jurisdictions for tax on income.

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Amount, after refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
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-Topic 740
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