Supplemental Information on Natural Gas and Oil Exploration, Development and Production Activities (Unaudited) - Changes in Discounted Future Net Cash Flows (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revisions of previous estimates:
Changes in prices and production costs	$ (23,584,574)	$ 14,326,997	$ 11,600,850
Revisions in quantities	(131,078)	109,129	577,737
Changes in future development and abandonment costs	(123,529)	(524,847)	(53,818)
Net change in income taxes	3,920,556	(2,625,699)	(2,248,161)
Accretion of discount	2,955,359	1,486,783	298,077
Additions to proved reserves from extensions, discoveries and improved recovery	103,116	2,842,173	1,423,510
Natural gas, NGLs and oil sales, net of production costs	(1,100,908)	(3,550,632)	(1,934,254)
Actual development costs incurred during the period	574,646	471,877	399,681
Changes in timing and other	(320,385)	(475,724)	(424,718)
Net change for the year	(17,706,797)	12,060,057	9,638,904
Beginning of year	24,545,283	12,485,226	2,846,322
End of year	$ 6,838,486	$ 24,545,283	$ 12,485,226