v3.26.1
Summary of Significant Accounting Policies - Summary of class A ordinary shares subject to possible redemption (Detail) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2026
Dec. 31, 2025
Temporary Equity [Line Items]        
Gross proceeds     $ 248,500,000  
Proceeds allocated to public warrants     (3,802,050)  
Accretion of carrying value to redemption value $ 2,275,334 $ 19,891,310 22,166,644  
Class A Ordinary Shares subject to possible redemption 251,572,228   251,572,228 $ 0
Class A ordinary shares [Member]        
Temporary Equity [Line Items]        
Class A ordinary shares issuance cost     (15,292,366)  
Class A Ordinary Shares subject to possible redemption $ 251,572,228   $ 251,572,228