v3.25.1
Related Parties - Schedule of Accrued Liabilities (Details) - USD ($)
$ in Millions
Mar. 31, 2025
Dec. 31, 2024
Related Party Transaction [Line Items]    
Amount due to AMIC for slag purchases $ 239 $ 247
Slagger | Purchases of Feedstock Material | Related Party | Advanced Metal Industries Cluster Company Limited    
Related Party Transaction [Line Items]    
Amount due to AMIC for slag purchases $ 11 $ 6