v3.26.1
RECLAMATION AND REMEDIATION - Schedule of Reconciliation of Obligation (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Change in reclamation liability    
Balance at beginning of period $ 6,800 $ 7,015
Additions, changes in estimates, and other (2) 2
Divestitures 0 (13)
Payments, net (431) (249)
Accretion expense  146 163
Balance at end of period 6,513 6,918
Change in remediation liability    
Balance at beginning of period 390 370
Additions, changes in estimates, and other 0 0
Divestitures 0 0
Payments, net (27) (31)
Accretion expense  3 4
Balance at end of period $ 366 $ 343