Revenue - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Total
Disaggregation of Revenue [Line Items]
Revenue	$ 649	$ 2,790	$ 2,102	$ 4,704
Total | Marcellus
Disaggregation of Revenue [Line Items]
Revenue	250	1,152	867	1,761
Total | Haynesville
Disaggregation of Revenue [Line Items]
Revenue	256	988	658	1,640
Total | Eagle Ford
Disaggregation of Revenue [Line Items]
Revenue	143	650	577	1,204
Total | Powder River Basin
Disaggregation of Revenue [Line Items]
Revenue				99
Natural Gas
Disaggregation of Revenue [Line Items]
Revenue	524	2,225	1,566	3,553
Natural Gas | Marcellus
Disaggregation of Revenue [Line Items]
Revenue	250	1,152	867	1,761
Natural Gas | Haynesville
Disaggregation of Revenue [Line Items]
Revenue	256	988	658	1,640
Natural Gas | Eagle Ford
Disaggregation of Revenue [Line Items]
Revenue	18	85	41	132
Natural Gas | Powder River Basin
Disaggregation of Revenue [Line Items]
Revenue				20
Oil
Disaggregation of Revenue [Line Items]
Revenue	104	503	477	1,019
Oil | Marcellus
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Oil | Haynesville
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Oil | Eagle Ford
Disaggregation of Revenue [Line Items]
Revenue	104	503	477	953
Oil | Powder River Basin
Disaggregation of Revenue [Line Items]
Revenue				66
NGL
Disaggregation of Revenue [Line Items]
Revenue	21	62	59	132
NGL | Marcellus
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
NGL | Haynesville
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
NGL | Eagle Ford
Disaggregation of Revenue [Line Items]
Revenue	21	62	59	119
NGL | Powder River Basin
Disaggregation of Revenue [Line Items]
Revenue				13
Marketing
Disaggregation of Revenue [Line Items]
Revenue	611	1,223	1,263	2,090
Natural Gas
Disaggregation of Revenue [Line Items]
Revenue	188	637	516	1,045
Oil
Disaggregation of Revenue [Line Items]
Revenue	382	508	669	903
NGL
Disaggregation of Revenue [Line Items]
Revenue	$ 41	$ 78	$ 78	$ 142