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Income Taxes - Schedule of Effective Tax Rate of Provision for Income Taxes Differs from Federal Statutory Rate (Details)
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Income Tax Disclosure [Abstract]      
Federal statutory income tax rate 21.00% 21.00% 21.00%
State taxes, net of federal benefit (0.70%) (0.10%) 0.80%
Equity investment 0.40% 0.90% (4.10%)
Research and development credits 5.20% 3.10% (11.90%)
Change in valuation allowance (26.30%) (24.50%) (2.60%)
Stock based compensation (2.10%) 0.10% (0.80%)
Non-deductible expenses and other 0.50% (0.60%) 0.90%
Provision for income taxes (2.00%) (0.10%) 3.30%