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Natural Gas and Oil Reserves Information (Unaudited) - Changes in Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Reserves (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Increase (Decrease) in Standardized Measure of Discounted Future Net Cash Flows Relating to Proved Oil and Gas Reserves [Roll Forward] |  |  |
Standardized Measure, Beginning of Year | $ 12,609,636 | $ 5,775,605 | $ 1,935,725
Net change in sales price, net of production costs | (14,069,134) | 8,600,315 | 5,012,696
Development costs incurred during the year which were previously estimated | 1,004,650 | 788,450 | 502,674
Revisions of quantity estimates | (1,583,876) | (42,423) | 119,200
Accretion of discount | 1,551,704 | 680,010 | 199,124
Changes in future development and abandonment costs | 1,095,844 | (869,115) | 1,505
Changes in timing and other | (374,087) | (113,744) | (224,617)
Extensions and discoveries | 215,249 | 2,456,124 | 679,418
Acquisitions of minerals in place | 0 | 604 | 150,065
Sales of minerals in place | 0 | (3,313) | (64,032)
Sales, net of production costs | (855,699) | (2,779,960) | (1,567,182)
Net changes in income taxes | 2,780,343 | (1,882,917) | (968,971)
Standardized Measure, End of Year | $ 2,374,630 | $ 12,609,636 | $ 5,775,605

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