v3.25.4
Organization, Liquidity and Management's Plan, and Summary of Significant Accounting Policies - Schedule of Computation of Basic and Diluted Net Loss per Common Share (Detail) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Numerator      
Net Income (Loss) $ (359,639) $ (109,963) $ (85,895)
Denominator      
Weighted-average common shares outstanding 112,788,146 109,220,217 94,530,086
Less: Weighted-average shares subject to repurchase (120,843) (183,095) (183,095)
Denominator for basic net loss per share 112,667,303 109,037,122 94,346,991
Denominator for diluted net loss per share 112,667,303 109,037,122 94,346,991
Basic net loss per common share $ (3.19) $ (1.01) $ (0.91)
Diluted net loss per common share $ (3.19) $ (1.01) $ (0.91)