v3.26.1
Nature of Business - Additional Information (Detail) - USD ($)
$ in Thousands
6 Months Ended
Jul. 31, 2026
Jun. 30, 2026
Dec. 31, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract]      
Accumulated deficit   $ (1,193,369) $ (1,126,027)
Cash, cash equivalents and marketable securities   105,500 $ 240,900
Development Milestone Payment $ 100,000    
Proceeds from Issuance Initial Public Offering   $ 107,800