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Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Deferred income tax assets: |  |
U.S. federal net operating loss carryforward | $ 10,692 | $ 29,929
State net operating loss carryforward | 287 | 1,110
Research and development expenditures | 65,346 | 44,047
Research and development credits | 26,838 | 9,829
Lease liabilities - operating | 11,641 | 12,710
Stock based compensation | 8,117 | 4,600
Accruals and others | 2,371 | 1,323
Deferred Revenue | 24,423 |
Gross deferred income tax assets | 149,715 | 103,548
Less: Valuation allowance | (137,302) | (91,841)
Total deferred income tax assets | 12,413 | 11,707
Deferred income tax liabilities: |  |
Depreciation | (6,692) | (4,930)
Right-of-use asset - operating | (5,143) | (5,903)
Section 481(a) adjustment | (578) | (874)
Total deferred income tax liabilities | $ (12,413) | $ (11,707)

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