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ASSET RETIREMENT OBLIGATIONS (Tables)
6 Months Ended
Jun. 30, 2024
Asset Retirement Obligation Disclosure [Abstract]  
Schedule of Change in Asset Retirement Obligation
The following table summarizes the changes to the ARO balances as of June 30, 2024 and December 31, 2023:
ARO Reconciliation(In millions)
Balance, January 1, 2023$185 
Changes in timing and amount of estimated cash flows10 
Liabilities settled (2)
Accretion16 
Balance, December 31, 2023$209 
Changes in timing and amount of estimated cash flows117 
Liabilities incurred95 
Liabilities settled(2)
Accretion
Balance, June 30, 2024$428