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ASSET RETIREMENT OBLIGATIONS (Tables)
12 Months Ended
Dec. 31, 2024
Asset Retirement Obligation [Abstract]  
Schedule of Asset Retirement Obligations
The following table describes the changes to the Company’s asset retirement obligations liability for the following periods:

Year Ended December 31,
20242023
(In millions)
Asset retirement obligations, beginning of period$245 $347 
Additional liabilities incurred
Liabilities acquired278 
Liabilities settled and divested(37)(88)
Accretion expense22 16 
Revisions in estimated liabilities(1)
76 (42)
Asset retirement obligations, end of period592 245 
Less: current portion(2)
19 
Asset retirement obligations - long-term$573 $239 
(1) Revisions in estimated liabilities for the year ended December 31, 2024 are primarily the result of changes in estimated future plugging and abandonment costs due to increases in current cost estimates and other factors.
(2) The current portion of the asset retirement obligation is included in the caption “Other accrued liabilities” in the Company’s consolidated balance sheets.