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INCOME TAXES (Tables) | 12 Months Ended
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Dec. 31, 2025
Income Tax Disclosure [Abstract] |
Schedule of Domestic and Foreign Components of Loss Before Income Taxes | The domestic and foreign components of loss before income taxes are as follows.
| Year ended December 31,
| 2025 |  | 2024
Domestic | $ | (24,424) |  |  | $ | (19,220) |
Foreign | (867) |  |  | (667) |
Loss before income taxes | $ | (25,291) |  |  | $ | (19,887) |
Reconciliation of Federal Statutory Rate to Effective Income Tax Rate | The reconciliation between the Company's effective tax rate and the statutory tax rate for the year ended December 31, 2025 is as follows:
| Year Ended December 31, 2025
| Amount |  | Percent
U.S. Federal statutory tax rate | $ | (5,311) |  |  | 21.0 | %
State and local income tax, net of federal taxes | 11 |  |  | (0.04) | %
Foreign tax effects |  |  |
Taiwan |  |  |
Local income taxes | 13 |  |  | (0.05) | %
Effects of changes in tax laws or rates enacted in the current period | — |  |  | — | %
Tax credits |  |  |
Research and development tax credits | — |  |  | — | %
Changes in valuation allowance | 5,213 |  |  | (20.6) | %
Nontaxable or nondeductible items | 100 |  |  | (0.4) | %
Other Adjustments | (1) |  |  | — | %
Total effective tax rate | $ | 24 |  |  | (0.1) | %
The reconciliation between the Company's effective tax rate and the statutory tax rate for the year ended December 31, 2024 is as follows:
| Year Ended December 31, 2024
Federal statutory income tax rate | 21.0 | %
Permanent book-tax differences | (0.4) | %
State income taxes, net of federal benefit | 3.7 | %
Federal and State research and development tax credits | (0.8) | %
Change in valuation allowance | (23.6) | %
Other | — | %
Total effective tax rate | (0.1) | %
Schedule of Amounts of Cash Paid for Income Taxes | The amounts of cash paid for income taxes by the Company are as follows:
| Amount
California | $ | 1 |
Massachusetts | 0.5 |
North Carolina | 1.0 |
New York State | 5.6 |
Total cash paid for income taxes (net of refunds) | $ | 8 |
Schedule of Components of Income Tax Provision | The components of the income tax provision are as follows.
| Year ended December 31,
| 2025 |  | 2024
Current provision |  |  |
U.S. Federal | $ | — |  |  | $ | — |
U.S. State | 11 |  |  | 4 |
Foreign | 13 |  |  | 7 |
Total current provision | $ | 24 |  |  | $ | 11 |
Deferred provision |  |  |
U.S. Federal | — |  |  | — |
U.S. State | — |  |  | — |
Foreign | — |  |  | — |
Total deferred provision | — |  |  | — |
Total income tax provision | $ | 24 |  |  | $ | 11 |
Schedule of Components of Deferred Tax Assets (Liabilities) | The main components of deferred tax assets (liabilities) are as follows.
| December 31, 2025 |  | December 31, 2024
Deferred tax assets: |  |  |
Net operating loss carryforwards | $ | 32,568 |  |  | $ | 26,441 |
Capitalized R&D expenses | 5,087 |  |  | 5,657 |
Research and development tax credits | 1,318 |  |  | 1,318 |
Accrued expenses | 443 |  |  | 95 |
Operating lease liabilities | 212 |  |  | 306 |
Other | 42 |  |  | 13 |
Total deferred tax assets | 39,670 |  |  | 33,830 |
Valuation allowance | (39,295) |  |  | (33,384) |
Deferred tax assets less valuation allowance | 375 |  |  | 446 |
Deferred tax liabilities: |  |  |
Depreciation | (132) |  |  | (151) |
Operating lease right-of-use assets | (202) |  |  | (295) |
Unrealized gains/losses | (41) |  |  | — |
Total deferred tax liabilities | (375) |  |  | (446) |
Net deferred tax assets | $ | — |  |  | $ | — |
Summary of Net Operating Loss Carryforwards and Tax Credit Carryforward Values | NOLs and tax credit carryforward values are as follows as of December 31, 2025.
| Amount |  | Expiration Term
Net Operating Losses (gross; pre-tax) |  |  |
NOLs – Federal (arising after December 31, 2017) | $ | 77,974 |  |  | No expiry
NOLs – Federal (arising before January 1, 2018) | $ | 48,120 |  |  | 2027
NOLs – State - indefinite | $ | 3,327 |  |  | No expiry
NOLs – State – definite lived | $ | 89,917 |  |  | 2028
R&D Tax Credits |  |  |
R&D tax credits – Federal and State | $ | 1,318 |  |  | 2033
Summary of Net Operating Loss Carryforwards and Tax Credit Carryforward Values | NOLs and tax credit carryforward values are as follows as of December 31, 2025.
| Amount |  | Expiration Term
Net Operating Losses (gross; pre-tax) |  |  |
NOLs – Federal (arising after December 31, 2017) | $ | 77,974 |  |  | No expiry
NOLs – Federal (arising before January 1, 2018) | $ | 48,120 |  |  | 2027
NOLs – State - indefinite | $ | 3,327 |  |  | No expiry
NOLs – State – definite lived | $ | 89,917 |  |  | 2028
R&D Tax Credits |  |  |
R&D tax credits – Federal and State | $ | 1,318 |  |  | 2033
Schedule of Unrecognized Tax Positions | A reconciliation of the beginning and ending balance of total unrecognized tax benefits on a tax-effected basis for follows; these relate principally to research and development credit carryforwards.
Unrecognized tax benefits, December 31, 2023 | $ | 1,634 |
Additions for current tax positions | 3 |
Changes for previous tax positions | (165) |
Unrecognized tax benefits, December 31, 2024 | $ | 1,472 |
Additions for current tax positions | 12 |
Changes for previous tax positions | — |
Unrecognized tax benefits, December 31, 2025 | $ | 1,484 |

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