XML 148 R125.htm IDEA: XBRL DOCUMENT v3.25.0.1
Asset Retirement Obligations (Details)
$ in Millions
12 Months Ended
Dec. 31, 2024
USD ($)
Asset Retirement Obligation, Roll Forward Analysis [Roll Forward]  
Balance as of December 31, 2023 $ 407
Revisions in estimates for current obligations 6
Additions 6
Spending for current obligations (35)
Accretion 25
Balance as of December 31, 2024 $ 409