v3.26.1
Convertible Redeemable Preferred Stock - Additional Information (Detail) - shares
Mar. 31, 2026
Dec. 31, 2025
Preferred Stock [Line Items]    
Convertible Preferred Stock, Shares Issued upon Conversion 133,240,425  
Preferred Stock, Shares Outstanding   0
Redeemable Convertible Preferred Stock [Member]    
Preferred Stock [Line Items]    
Temporary Equity, Shares Outstanding 383,532,609  
Preferred Stock, Shares Outstanding 0