Equity Incentive Plans - Summary of Restricted Stock Activity (Detail) - Restricted Common Stock [Member]	9 Months Ended
Sep. 30, 2024 shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unvested restricted common stock as of January 1, 2024	18,968
Granted	0
Early exercise of options	6,859
Vested	(18,968)
Forfeited	0
Unvested restricted common stock as of September 30, 2024	6,859

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details