Impairments - Narrative (Details) - USD ($) $ in Millions	1 Months Ended	11 Months Ended	12 Months Ended
	Feb. 09, 2021	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Total impairments of oil and natural gas properties	$ 0	$ 0		$ 8,446	$ 8
Asset impairment	0	$ 1		89	3
Oil and natural gas properties
Property, Plant and Equipment [Line Items]
Rate used to discount expected future net cash flows		11.00%	11.00%
Total impairments of oil and natural gas properties			$ 8,446
Sand mine
Property, Plant and Equipment [Line Items]
Asset impairment	0	$ 0		76	0
Compressor
Property, Plant and Equipment [Line Items]
Asset impairment	$ 0	$ 0		$ 13	$ 0