Provision for income taxes.

No definition available.

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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
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-Publisher FASB
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- Definition

Amount of deferred tax liability attributable to taxable temporary differences from research and development costs.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Section 50
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- Definition

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-SubTopic 10
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of unrecognized tax benefits.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 740
-SubTopic 10
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-Paragraph 217
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Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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Income Taxes (Details) - USD ($)	9 Months Ended		12 Months Ended
Income Taxes (Details) - USD ($)	Sep. 30, 2026	Sep. 30, 2025	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Taxes [Line Items]
Provision for income taxes	$ 100,000	$ 0
Net operating loss carryforwards			$ 7,989,000	$ 5,750,000
Valuation allowance			10,062,000	7,793,000	$ 5,980,000
Income tax penalties and interest expense
Unrecognized tax benefits impact			100,000	100,000
Unrecognized tax benefits			1,364,000	1,101,000	$ 707,000
Net capitalized R&D expenditures			7,900,000	8,500,000
U.S. Federal [Member]
Income Taxes [Line Items]
Net operating loss carryforwards			30,400,000	21,200,000
State [Member]
Income Taxes [Line Items]
Net operating loss carryforwards			23,000,000	19,200,000
Valuation allowance			2,300,000	1,800,000
Foreign [Member]
Income Taxes [Line Items]
Net operating loss carryforwards			5,100,000	4,300,000
Foreign [Member] \| Italy [Member]
Income Taxes [Line Items]
Net operating loss carryforwards			100,000	100,000
Foreign [Member] \| United Kingdom [Member]
Income Taxes [Line Items]
Net operating loss carryforwards			$ 5,000,000	$ 4,200,000