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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2023
Income Tax Disclosure [Abstract] |
Schedule of Income before Income Tax, Domestic and Foreign | The U.S. and non-U.S. components of loss before income taxes consisted of the following (in thousands):
| Year Ended December 31,
| 2023 |  | 2022 |  |
U.S. | $ | (42,845) |  |  | $ | (71,379) |  |  |
Non-U.S. | 1,138 |  |  | 800 |  |  |
Loss before income taxes | $ | (41,707) |  |  | $ | (70,579) |  |  |
Schedule of Components of Income Tax Expense (Benefit) | The components of the provision for income taxes are as follows (in thousands):
| Year Ended December 31,
| 2023 |  | 2022 |  |
Current |  |  |  |  |
Federal | $ | — |  |  | $ | — |  |  |
State | 54 |  |  | 31 |  |  |
Foreign | 245 |  |  | 123 |  |  |
Total current | 299 |  |  | 154 |  |  |
Deferred |  |  |  |  |
Federal | 138 |  |  | 12 |  |  |
State | 6 |  |  | 3 |  |  |
Foreign | — |  |  | 17 |  |  |
Total deferred | 144 |  |  | 32 |  |  |
Provision for income taxes | $ | 443 |  |  | $ | 186 |  |  |
Schedule of Deferred Tax Assets and Liabilities | Significant components of the Company’s deferred tax liabilities and assets are as follows (in thousands):
| Year Ended December 31,
| 2023 |  | 2022 |  |
Deferred tax assets |  |  |  |  |
Net operating loss carryforwards | $ | 40,911 |  |  | $ | 38,144 |  |  |
Capitalized research and development costs | 17,868 |  |  | 11,018 |  |  |
Deferred expenses | 2,526 |  |  | 1,478 |  |  |
Lease liability | 2,303 |  |  | 2,785 |  |  |
Stock compensation | 1,197 |  |  | 3,049 |  |  |
Depreciation and amortization | 470 |  |  | 311 |  |  |
Credits | — |  |  | 142 |  |  |
Total deferred tax assets | $ | 65,275 |  |  | $ | 56,927 |  |  |
Deferred tax liabilities |  |  |  |  |
Capitalized service costs | $ | (1,787) |  |  | $ | (1,162) |  |  |
Right-of-use asset | (2,093) |  |  | (2,564) |  |  |
Subsidiary outside basis difference | (110) |  |  | — |  |  |
Total deferred tax liabilities | (3,990) |  |  | (3,726) |  |  |
Net deferred tax asset before valuation allowance | 61,285 |  |  | 53,201 |  |  |
Less: valuation allowance | (61,430) |  |  | (53,216) |  |  |
Net deferred tax asset (liability) | $ | (145) |  |  | $ | (15) |  |  |
Schedule of Effective Income Tax Rate Reconciliation | The Company’s provision for income taxes attributable to continuing operations differs from the expected tax expense amount computed by applying the statutory federal income tax rate of 21% to loss before income taxes due to the following:
| Year Ended December 31,
| 2023 |  | 2022 |  |
Income tax at U.S. statutory rate | 21.0 | % |  | 21.0 | % |  |
Effect of: |  |  |  |  |
Change in valuation allowance | (19.7) |  |  | (27.6) |  |  |
State taxes, net of federal benefit | 3.8 |  |  | 6.0 |  |  |
Permanent items | (0.7) |  |  | (0.1) |  |  |
Stock-based compensation | (5.9) |  |  | — |  |  |
Tax credits | — |  |  | 0.5 |  |  |
Other items | 0.3 |  |  | — |  |  |
Income tax provision effective rate | (1.2) | % |  | (0.2) | % |  |

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Paragraph 9 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-9 + Details
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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-2 + Details
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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Paragraph 12 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-12 + Details
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