Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	$ 2,638	$ 412	$ 4,708	$ 885
Natural gas
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	1,468	412	2,579	885
Oil
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	876	0	1,575	0
NGL
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	280	0	525	0
Other
Disaggregation of Revenue [Line Items]
Revenue from contract with customer	$ 14	$ 0	$ 29	$ 0