Net Loss per Share - Summary of Basic and Diluted Loss Per Share (Detail) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Class of Warrant or Right [Line Items]
Net Income (Loss)	$ (311,351)	$ (223,858)	$ (146,962)
Weighted average common shares outstanding, diluted	68,998,592	62,346,666	55,365,499
Weighted average common shares outstanding, basic	68,998,592	62,346,666	55,365,499
Total weighted average common stock outstanding, basic and diluted	84,490,585	75,043,991	58,365,499
Total weighted average common stock outstanding, basic and diluted	84,490,585	75,043,991	58,365,499
Net loss per share, basic	$ (3.69)	$ (2.98)	$ (2.52)
Net loss per share, diluted	$ (3.69)	$ (2.98)	$ (2.52)
Pre Funded Warrants
Class of Warrant or Right [Line Items]
Total weighted average common stock outstanding, basic and diluted	15,491,993	12,697,325	3,000,000
Total weighted average common stock outstanding, basic and diluted	15,491,993	12,697,325	3,000,000