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Income Taxes - Schedule of Reconciliation of Income Tax Expense (Benefit) (Detail) | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Income Taxes [Line Items] |  |
Federal statutory income tax rate | 21.00% | 21.00%
State income taxes | 5.50% | 7.80%
Foreign rate differential | 0.10% | 0.10%
Permanent differences | 0.40% | 1.10%
Equity-based compensation | 1.30% | (0.40%)
Preferred stock liability fair value adjustment | (1.30%) | 0.00%
Tax credits | 2.20% | 4.40%
Less: change in valuation allowance | (29.20%) | (34.00%)
Effective Income Tax Rate | 0.00% | 0.00%

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