Asset Retirement Obligations (Tables)

12 Months Ended

Dec. 31, 2022

Asset Retirement Obligation [Abstract]

Schedule of Asset Retirement Obligations

The following table summarizes the Company’s 2022 and 2021 activity related to asset retirement obligations:

(in millions)	2022		2021
Asset retirement obligation at January 1	$	109	$	85
Accretion of discount	6		6
Obligations incurred	1		1
Obligations assumed through mergers	—		36
Obligations settled/removed	(10)		(20)
Revisions of estimates	(1)		1
Asset retirement obligation at December 31	$	105	$	109
Current liability	$	6	$	4
Long-term liability	99		105
Asset retirement obligation at December 31	$	105	$	109