v3.26.1
Summary of Significant Accounting Policies - Schedule of Class A ordinary shares subject to possible redemption (Detail) - Common Class A [Member] - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Ordinary Shares Subject To Possible Redemption [Line Items]    
Gross proceeds $ 414,000,000  
Proceeds allocated to Public Warrants (3,177,450)  
Class A Ordinary Shares issuance cost (4,591,537)  
Accretion of carrying value to redemption value 17,458,490  
Class A Ordinary Shares subject to possible redemption $ 423,689,503 $ 0