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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2025
Income Tax Disclosure [Abstract] |
Schedule of Reconciliation of Income Tax Expense Applying Statutory Federal Income Rate | A reconciliation of the Company’s income taxes to the amount computed by applying the statutory federal income tax rate to the pretax loss is summarized as follows (in thousands):
|  | Year Ended December 31, |
|  | 2025 |  |  | 2024 |
Tax at statutory rates |  | $ | (12,094 | ) |  |  | 21.0 | % |  | $ | (4,323 | ) |  |  | 21.0 | %
State and local income taxes, net of federal income tax effect* |  |  | (136 | ) |  |  | 0.2 | % |  |  | (50 | ) |  |  | 0.2 | %
Effects of changes in tax laws or rates in the current period |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Tax credits: |  |  |  |  |  |  |  |  |  |  |  |
Research and development credits |  |  | (5,286 | ) |  |  | 9.2 | % |  |  | (2,986 | ) |  |  | 14.5 | %
Change in valuation allowance |  |  | 15,766 |  |  |  | (27.4 | )% |  |  | 6,146 |  |  |  | (29.8 | )%
Nontaxable or nondeductible items: |  |  |  |  |  |  |  |  |  |  |  |
Stock-based compensation expense |  |  | 221 |  |  |  | (0.4 | )% |  |  | 84 |  |  |  | (0.4 | )%
Research expenses |  |  | — |  |  |  | — |  |  |  | 347 |  |  |  | (1.7 | )%
Executive compensation |  |  | 138 |  |  |  | (0.2 | )% |  |  | — |  |  |  | — |
Permanent differences |  |  | 20 |  |  |  | — |  |  |  | (14 | ) |  |  | 0.1 | %
Changes in unrecognized tax benefits |  |  | 1,371 |  |  |  | (2.4 | )% |  |  | 796 |  |  |  | (3.9 | )%
Other, net |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Total income tax expense (benefit) |  | $ | — |  |  |  | — |  |  | $ | — |  |  |  | — |
Schedule of Significant Components of Company's Deferred Income Taxes | Significant components of the Company’s deferred income taxes were as follows (in thousands):
|  | December 31, |
|  | 2025 |  |  | 2024 |
Deferred tax assets: |  |  |  |  |  |
Net operating loss carryforward |  | $ | 23,497 |  |  | $ | 8,627 |
Capitalized R&D |  |  | 3,731 |  |  |  | 4,202 |
Investment in securities |  |  | 1,301 |  |  |  | 1,298 |
R&D tax credits |  |  | 7,659 |  |  |  | 3,256 |
Allowance for receivables |  |  | 711 |  |  | 696 |
Other, net |  |  | 1,761 |  |  | 628 |
Total gross deferred tax assets |  |  | 38,660 |  |  |  | 18,707 |
Deferred tax liabilities: |  |  |  |  |  |
Right-of-use asset |  |  | (99 | ) |  |  | (206 | )
Cash to accrual method change |  |  | (32 | ) |  |  | (63 | )
Other, net |  |  | (7 | ) |  |  | (2 | )
Total gross deferred tax liabilities |  |  | (138 | ) |  |  | (271 | )
Valuation allowance |  |  | (38,522 | ) |  |  | (18,436 | )
Net deferred tax assets |  | $ | — |  |  | $ | — |
Summary of Reconciliation of amount of Unrecognized Tax Benefits | A reconciliation of the amount of unrecognized tax benefits is as follows (in thousands):
|  | Year Ended December 31, |
|  | 2025 |  |  | 2024 |
Beginning balance |  | $ | 1,104 |  |  | $ | 294 |
Additions related to current year positions |  |  | 1,494 |  |  |  | 810 |
Additions (decreases) related to prior year positions |  |  | (86 | ) |  |  | — |
Additions (decreases) due to settlement |  |  | — |  |  |  | — |
Expiration of unrecognized tax benefits |  |  | — |  |  |  | — |
Ending balance |  | $ | 2,512 |  |  | $ | 1,104 |

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