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Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Deferred tax assets: |  |
Net operating loss carryforwards | $ 67,565 | $ 58,248
Federal and state research and development tax credits | 15,086 | 12,601
Accrued liabilities and reserves | 1,355 | 1,234
Stock-based compensation | 8,588 | 6,238
Depreciation and amortization | 8,036 | 689
Lease liabilities | 944 | 1,450
Research and development capitalized expenditures | 33,708 | 27,290
Gross deferred tax assets | 135,282 | 107,750
Valuation allowance | (134,582) | (106,652)
Deferred tax liabilities: |  |
Right-of-use asset | (700) | (1,098)
Gross deferred tax liabilities | (700) | (1,098)
Net deferred taxes | $ 0 | $ 0

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