v3.26.1
Nature of business and organization - Organization and business overview (Details) - USD ($)
6 Months Ended
Dec. 07, 2023
Dec. 31, 2025
Dec. 31, 2024
Nature of business and organization      
Mining revenue   $ 0 $ 0
Sonic Auspice DC LLC      
Nature of business and organization      
Equity interest (in percent)   55.00%  
Sonic Auspice DC LLC      
Nature of business and organization      
Ownership interest to be acquired (as a percent) 55.00%    
Total consideration $ 750