Supplemental Disclosures About Natural Gas, Oil and NGL Producing Activities (unaudited) - Sources of Change in Standardized Measure of Discounted Future Net Cash Flow (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Extractive Industries [Abstract]
Standardized measure, beginning balance	$ 26,305	$ 12,287	$ 3,086
Sales of natural gas and oil produced, net of production costs and gathering processing and transportation	(2,171)	(8,116)	(3,414)
Net changes in prices and production costs	(23,535)	14,256	6,674
Extensions and discoveries, net of production and development costs	182	251	2,834
Changes in estimated future development costs	346	(1,512)	(459)
Previously estimated development costs incurred during the period	818	690	130
Revisions of previous quantity estimates	(205)	6,697	2,034
Purchase of reserves-in-place	77	7,047	2,807
Sales of reserves-in-place	(7,158)	(402)	0
Accretion of discount	3,270	1,371	309
Net change in income taxes	6,301	(4,972)	(1,423)
Changes in production rates and other	247	(1,292)	(291)
Standardized measure, ending balance	$ 4,477	$ 26,305	$ 12,287