v3.26.3
Public Offering - Additional Information (Detail) - USD ($)
 2 Months Ended 3 Months Ended 9 Months Ended
Jun. 24, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2026
Dec. 31, 2025
Class Of Stock [Line Items]          
Proceeds from sale of Units in initial public offering   $ 0   $ 358,800,000  
Change in fair value of public warrant liabilities   $ 0 $ 179,400 $ 897,000  
Santander US Capital Markets LLC          
Class Of Stock [Line Items]          
Percentage of advisory services fee       3.00%  
Payment of advisory services fee       $ 10,764,000  
Public Warrants          
Class Of Stock [Line Items]          
Change in fair value of public warrant liabilities       897,000  
Warrants derivative liability $ 4,305,600   $ 5,202,600 $ 5,202,600 $ 0
Warrants          
Class Of Stock [Line Items]          
Warrant exercisable term if business combination is completed 30 days        
Threshold period to complete business combination from closing of public offering 20 days        
IPO          
Class Of Stock [Line Items]          
Issuance of common stock 35,880,000        
Share price $ 10        
Proceeds from sale of Units in initial public offering $ 358,800,000        
Upfront underwriting discount (as a percent) 0.007%        
Upfront underwriting discount $ 250,000        
Percentage of deferred underwriting discount 3.00%     3.00%  
Deferred underwriting discount $ 10,764,000        
IPO | Santander US Capital Markets LLC          
Class Of Stock [Line Items]          
Percentage of advisory services fee 3.00%        
Payment of advisory services fee $ 10,764,000        
IPO | Class A Ordinary Shares          
Class Of Stock [Line Items]          
Issuance of common stock 35,880,000        
Number of shares that contribute each unit 1        
Number of shares warrant may be converted 1   1 1  
IPO | Warrants          
Class Of Stock [Line Items]          
Number of shares that contribute each unit 0.25        
Over-Allotment Option          
Class Of Stock [Line Items]          
Issuance of common stock 4,680,000