v3.26.1
Stockholders' equity - Capital Stock (Details) - USD ($)
6 Months Ended
Nov. 15, 2025
Jun. 30, 2026
Mar. 30, 2026
Dec. 31, 2025
Stockholders̕ equity [Abstract]        
Capital stock, Number of shares (in Shares)   148,936,013   128,136,859
Capital stock, Amounts   $ 14,894   $ 12,814
Investment Amount   $ 14,940,855    
Shares Issued at $4.90/share (in Shares)   3,049,154    
Electrum Global Holdings L.P. [Member]        
Stockholders̕ equity [Abstract]        
Investment Amount   $ 13,172,857    
Shares Issued at $4.90/share (in Shares)   2,688,338    
Other Investors [Member]        
Stockholders̕ equity [Abstract]        
Investment Amount   $ 1,767,998    
Shares Issued at $4.90/share (in Shares)   360,816    
Private Placement [Member]        
Stockholders̕ equity [Abstract]        
Shares Issued at $4.90/share (in Shares) 9,714,286      
Stock offering, price per share (in Dollars per share)   $ 4.9 $ 4.9  
Ordinary Shares [Member]        
Stockholders̕ equity [Abstract]        
Capital stock, Number of shares (in Shares)   148,936,013   128,136,859
Capital stock, Amounts   $ 14,894   $ 12,814