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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2024
Income Tax Disclosure [Abstract] |
Schedule of Loss Before Income Taxes | For the years ended December 31, 2024, 2023, and 2022, our loss before income taxes was comprised of the following (in thousands):
| Year Ended December 31,
| 2024 |  | 2023 |  | 2022
Domestic | $ | (55,183) |  |  | $ | (89,925) |  |  | $ | (102,434) |
Foreign | (36,025) |  |  | (18,307) |  |  | (47,794) |
Total | $ | (91,208) |  |  | $ | (108,232) |  |  | $ | (150,228) |
Schedule of Components of Income Tax Expense | For the years ended December 31, 2024, 2023, and 2022, our income tax expense was comprised of the following (in thousands):
| Year Ended December 31,
| 2024 |  | 2023 |  | 2022
Current: |  |  |  |  |
Federal | $ | (10) |  |  | $ | 34 |  |  | $ | 72 |
State | 149 |  |  | 223 |  |  | 119 |
Foreign | 1,864 |  |  | 4,523 |  |  | 1,409 |
Total current expense | 2,003 |  |  | 4,780 |  |  | 1,600 |
Deferred: |  |  |  |  |
Federal | — |  |  | — |  |  | — |
State | — |  |  | — |  |  | — |
Foreign | (949) |  |  | (1,571) |  |  | (908) |
Total deferred benefit | (949) |  |  | (1,571) |  |  | (908) |
Total income tax expense | $ | 1,054 |  |  | $ | 3,209 |  |  | $ | 692 |
Schedule of Reconciliation of Statutory to Effective Income Tax Rate | For the years ended December 31, 2024, 2023, and 2022, the provision for income taxes differs from the amount computed by applying the federal statutory income tax rates to our loss before the provision for income taxes as follows:
| Year Ended December 31,
| 2024 |  | 2023 |  | 2022
U.S. federal statutory tax rate | 21.0 | % |  | 21.0 | % |  | 21.0 | %
State tax expense | 4.3 |  |  | 3.8 |  |  | 4.1 |
Foreign rate differential | (4.0) |  |  | (3.1) |  |  | (3.3) |
Nondeductible expenses | (1.0) |  |  | (0.7) |  |  | (0.3) |
Foreign tax expense | 0.1 |  |  | (0.4) |  |  | 0.3 |
Equity compensation | 3.7 |  |  | (2.4) |  |  | 1.0 |
Tax credits | 7.3 |  |  | 9.5 |  |  | 4.7 |
Unrecognized tax benefits | (1.5) |  |  | (1.8) |  |  | (0.9) |
Global intangible low-taxed income | (3.0) |  |  | — |  |  | — |
Change in tax rate | 0.8 |  |  | (0.9) |  |  | 0.3 |
Other | (0.5) |  |  | 0.2 |  |  | (0.5) |
Return to provision | 3.3 |  |  | — |  |  | — |
Deferred adjustments | (1.4) |  |  | (3.0) |  |  | (0.8) |
Change in valuation allowance | (30.3) |  |  | (25.2) |  |  | (26.1) |
Total | (1.2) | % |  | (3.0) | % |  | (0.5) | %
Schedule of Deferred Tax Assets and Liabilities | As of December 31, 2024 and 2023, significant components of our deferred tax assets and liabilities were as follows (in thousands):
| As of December 31,
| 2024 |  | 2023
Deferred tax assets: |  |  |
Net operating losses | $ | 107,170 |  |  | $ | 103,299 |
Tax credits | 34,885 |  |  | 29,582 |
Deferred revenue | 521 |  |  | 861 |
Equity compensation | 3,994 |  |  | 4,879 |
Lease liabilities | 17,465 |  |  | 18,822 |
Accrued compensation | 3,225 |  |  | 3,323 |
Bad debt | 502 |  |  | 447 |
Other accrued expense | 318 |  |  | 218 |
Capitalized research and development costs | 45,820 |  |  | 35,047 |
Other | 4,033 |  |  | 1,369 |
Gross deferred tax assets | 217,933 |  |  | 197,847 |
Less: Valuation allowance | (187,969) |  |  | (161,966) |
Total deferred tax assets | 29,964 |  |  | 35,881 |
Deferred tax liabilities: |  |  |
Prepaid expenses | (13,298) |  |  | (16,505) |
Right-of-use assets | (8,406) |  |  | (10,626) |
Depreciation | (3,245) |  |  | (3,779) |
Intangible assets | (688) |  |  | (1,179) |
Other | (198) |  |  | (341) |
Total deferred tax liabilities | (25,835) |  |  | (32,430) |
Net deferred tax assets | $ | 4,129 |  |  | $ | 3,451 |
Schedule of Valuation Allowance | The following table summarizes the activity related to our valuation allowances for the years ended December 31, 2024, 2023, and 2022 (in thousands):
| Year Ended December 31,
| 2024 |  | 2023 |  | 2022
Beginning balance | $ | 161,966 |  |  | $ | 132,581 |  |  | $ | 94,399 |
Charged to expense | 27,605 |  |  | 27,267 |  |  | 39,203 |
Foreign currency translation adjustments | (1,602) |  |  | 2,118 |  |  | (1,021) |
Deductions from reserve | — |  |  | — |  |  | — |
Ending balance | $ | 187,969 |  |  | $ | 161,966 |  |  | $ | 132,581 |
Schedule of Unrecognized Tax Benefits Roll Forward | The following table summarizes the activity related to our unrecognized tax benefit from December 31, 2021 to December 31, 2024 (in thousands):
Balance as of December 31, 2021 | $ | 3,089 |
Additions for tax positions in current years | 1,399 |
Additions for tax positions in prior years | — |
Reductions due to lapse in statutes of limitations | — |
Settlements | — |
Balance as of December 31, 2022 | 4,488 |
Additions for tax positions in current years | 1,740 |
Additions for tax positions in prior years | 256 |
Reductions due to lapse in statutes of limitations | — |
Settlements | — |
Balance as of December 31, 2023 | 6,484 |
Additions for tax positions in current years | 1,374 |
Reductions for tax positions in prior years | (18) |
Reductions due to lapse in statutes of limitations | — |
Settlements | — |
Balance as of December 31, 2024 | $ | 7,840 |

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