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Quarterly report pursuant to Section 13 or 15(d)

ASSET RETIREMENT OBLIGATIONS (Tables)

v3.22.2
ASSET RETIREMENT OBLIGATIONS (Tables)
 6 Months Ended
Jun. 30, 2022
Asset Retirement Obligation [Abstract] Ìý
Summary Of Asset Retirement Obligations
The following is a summary of our asset retirement obligations:
(In Millions)
June 30,
2022		 December 31,
2021
Asset retirement obligations1
$ 532Ìý $ 449Ìý
Less: current portion 30Ìý 35Ìý
Long-term asset retirement obligations $ 502Ìý $ 414Ìý
1 Includes $290 million and $293 million related to our active operations as of JuneÌý30, 2022 and DecemberÌý31, 2021, respectively.
Schedule of Change in Asset Retirement Obligation
The following is a roll forward of our asset retirement obligation liability:
(In Millions)
2022 2021
Asset retirement obligation as of January 1 $ 449Ìý $ 342Ìý
Increase from acquisitions —Ìý 57Ìý
Accretion expense 15Ìý 8Ìý
Reclassification from environmental obligations 63Ìý —Ìý
Revision in estimated cash flows 21Ìý —Ìý
Remediation payments (16) (10)
Asset retirement obligation as of June 30 $ 532Ìý $ 397Ìý