Net Loss Per Share - Summary of Basic and Diluted Net Loss Per Share Attributable to Common Shareholders/Stockholders (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Earnings Per Share [Abstract]
Net loss	$ (107,322,000)	$ (95,496,000)	$ (188,917,000)	$ (142,181,000)	$ (72,754,000)

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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