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Income Taxes - Summary of Reconciliation of Income Tax Benefit at the Statutory Federal Income Tax Rate and Income Taxes (Detail)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Income Tax Disclosure [Abstract]
Federal tax benefit at statutory rate	(21.00%)	(21.00%)
Permanent differences	0.60%	0.20%
State income tax	(0.10%)	(0.10%)
Research and development credits	(2.90%)	(2.90%)
Change in tax rate	0.00%	(0.20%)
Change in valuation allowance	16.00%	34.20%
Other	2.70%	(0.10%)
Total provision	(4.70%)	10.10%

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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