Quarterly report [Sections 13 or 15(d)]

GOODWILL AND INTANGIBLE ASSETS AND LIABILITIES - Intangible Assets and Liabilities (Details)

v3.26.1
GOODWILL AND INTANGIBLE ASSETS AND LIABILITIES - Intangible Assets and Liabilities (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross $ 1,297 $ 1,310
Finite-Lived Intangible Assets, Accumulated Amortization (195) (175)
Finite-Lived Intangible Assets, Net, Total 1,102 1,135
Above-market supply contracts, Gross Amount (71) (71)
Above-market supply contracts, Accumulated Amortization 36 35
Above-market supply contracts, Net (35) (36)
Customer relationships    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross 1,046 1,058
Finite-Lived Intangible Assets, Accumulated Amortization (121) (104)
Finite-Lived Intangible Assets, Net, Total 925 954
Developed technology    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross 60 60
Finite-Lived Intangible Assets, Accumulated Amortization (22) (21)
Finite-Lived Intangible Assets, Net, Total 38 39
Trade names and trademarks    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross 90 91
Finite-Lived Intangible Assets, Accumulated Amortization (15) (14)
Finite-Lived Intangible Assets, Net, Total 75 77
Mining permits    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross 72 72
Finite-Lived Intangible Assets, Accumulated Amortization (30) (30)
Finite-Lived Intangible Assets, Net, Total 42 42
Supplier relationships    
Finite-Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross 29 29
Finite-Lived Intangible Assets, Accumulated Amortization (7) (6)
Finite-Lived Intangible Assets, Net, Total $ 22 $ 23