v3.26.1
Summary of Significant Accounting Policies - Concentrations (Details) - Supplier concentration risk - item
5 Months Ended 12 Months Ended
Dec. 31, 2024
Dec. 31, 2025
Dec. 31, 2024
Accounts payable      
Concentrations      
Number of suppliers     2
Accounts payable | Two suppliers      
Concentrations      
Concentration risk percentage   74.00% 55.00%
Number of suppliers   3  
Expenditure | Five suppliers      
Concentrations      
Concentration risk percentage 47.00%    
Number of suppliers 5    
Expenditure | Ten suppliers      
Concentrations      
Concentration risk percentage 65.00%    
Number of suppliers 10