Share-Based Compensation - Schedule of Compensation Costs (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 10	$ 7	$ 29	$ 19
Related income tax benefit	2	0	6	0
General and administrative expenses
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	7	5	21	14
Natural gas and oil properties
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	2	1	5	3
Production expense
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 1	$ 1	$ 3	$ 2