v3.26.1
SHAREHOLDERS' DEFICIT - Warrants (Details) - $ / shares
6 Months Ended 10 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Dec. 31, 2024
Common share capital      
Number of warrants outstanding 53,076,019 21,109,135 15,191,077
Spring Valley Acquisition III      
Common share capital      
Number of warrants outstanding 14,712,778 14,712,778  
Threshold period for filing registration statement after business combination 15 days 15 days  
Threshold business days for making the registration statement effective 60 days 60 days  
Public Warrants | Spring Valley Acquisition III      
Common share capital      
Number of warrants outstanding 7,666,667 7,666,667  
Restricted period on warrant exercise, business combination 30 days 30 days  
Restricted period on warrant exercise, closing of initial public offering 12 months 12 months  
Warrant term 7 years 7 years  
Redemption price per warrant (in dollars per share) $ 0.01 $ 0.01  
Minimum threshold prior written notice period for redemption of warrants 30 days 30 days  
Stock price trigger for redemption of warrants $ 18 $ 18  
Threshold trading days for redemption of warrants 20 days 20 days  
Threshold consecutive trading days for redemption of warrants 30 days 30 days  
Restrictions On Transfer Period Of Time After Business Combination Completion 30 years    
Trading day prior to the date on which the notice of exercise is received 10 days 10 days  
Exercise price $ 11.5 $ 11.5  
Newly Issued Price $ 9.2 $ 9.2  
Percentage of gross proceeds 60.00% 60.00%  
Threshold trading days for volume weighted average price per share 20 days 20 days  
Market Price $ 9.2 $ 9.2  
Adjusted exercise price per warrant 115.00% 115.00%  
Adjusted Redemption price trigger 180.00% 180.00%  
Private Placement Warrants | Spring Valley Acquisition III      
Common share capital      
Number of warrants outstanding 7,046,111 7,046,111  
Threshold period for not to transfer, assign or sell any of their shares or warrants after the completion of the initial business combination 30 days 30 days