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Equity Incentive Plans - Summary of Restricted Stock Activity (Detail) - Unvested Restricted Common Stock [Member]
12 Months Ended
Dec. 31, 2024
shares
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]  
Unvested restricted stock awards as of January 1, 2024 18,968
Early exercise of options 6,859
Vested (25,827)
Unvested restricted stock awards as of December 31, 2024 0