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Income Taxes - Schedule of Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022 | Jan. 01, 2018
--- | --- | --- | ---
Deferred tax assets: |  |  |
Net operating loss carryforwards | $ 58,535 | $ 15,839 | $ 204,100
State tax, net of federal tax benefit | 9,865 | 6,407 |
Accrued and deferred expenses | 93 | 167 |
Research and development credit carry forwards | 12,403 | 5,736 |
Lease liabilities | 0 | 11 |
Other | 1,699 | 118 |
Total deferred tax assets | 82,595 | 28,278 |
Deferred tax liabilities |  |  |
Right-of-use assets | 0 | (10) |
Valuation allowance | (21) | (28) |
Total deferred tax liabilities | (21) | (38) |
Total net deferred tax assets | 82,574 | 28,240 |
Less: valuation allowance | (82,574) | (28,240) |
Net deferred taxes | $ 0 | $ 0 |

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