Revenue (Tables)

3 Months Ended

Mar. 31, 2022

Revenue from Contract with Customer [Abstract]

Schedule of disaggregation of revenue

The following table shows revenue disaggregated by operating area and product type:

	Successor
	Three Months Ended March 31, 2022
	Oil		Natural Gas		NGL		Total
Marcellus	$	—	$	609	$	—	$	609
Haynesville	—		652		—		652
Eagle Ford	450		47		57		554
Powder River Basin	66		20		13		99
Oil, natural gas and NGL revenue	$	516	$	1,328	$	70	$	1,914
Marketing revenue	$	395	$	408	$	64	$	867

	Successor
	Period from February 10, 2021 through March 31, 2021
	Oil		Natural Gas		NGL		Total
Marcellus	$	—	$	163	$	—	$	163
Haynesville	—		70		—		70
Eagle Ford	206		43		23		272
Powder River Basin	28		14		6		48
Oil, natural gas and NGL revenue	$	234	$	290	$	29	$	553
Marketing revenue	$	162	$	97	$	18	$	277
	Predecessor
	Period from January 1, 2021 through February 9, 2021
	Oil		Natural Gas		NGL		Total
Marcellus	$	—	$	119	$	—	$	119
Haynesville	—		53		—		53
Eagle Ford	159		17		17		193
Powder River Basin	20		7		6		33
Oil, natural gas and NGL revenue	$	179	$	196	$	23	$	398
Marketing revenue	$	141	$	78	$	20	$	239

Schedule of accounts receivable

Accounts receivable as of March 31, 2022 and December 31, 2021 are detailed below:

	Successor
	March 31, 2022		December 31, 2021
Oil, natural gas and NGL sales	$	1,082	$	922
Joint interest	209		158
Other	95		38
Allowance for doubtful accounts	(3)		(3)
Total accounts receivable, net	$	1,383	$	1,115