Stock-Based Compensation - Schedule of Stock-based Compensation Expense (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 34	$ 51	$ 99	$ 117
Lease and Well
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	6	11	29	36
Gathering and Processing Costs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	1	1	3	2
Exploration Costs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	0	4	10	15
General and Administrative
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 27	$ 35	$ 57	$ 64