Income Taxes (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income tax expense from continuing operations
Current income tax expense	$ 1,587	$ 847	$ 216
Deferred income tax expense (benefit)	74,407	447,845	(74,293)
Total income tax expense (benefit)	$ 75,994	$ 448,692	$ (74,077)
U.S. Statutory federal income tax rate (as a percent)	21.00%	21.00%	21.00%
Reconciliation of income tax expense (benefit) from the amount that would be computed by applying the U.S. statutory federal income tax rate to income or loss before taxes
Federal income tax expense (benefit)	$ 87,746	$ 519,679	$ (47,919)
State income tax expense (benefit), net of federal benefit	3,512	12,461	(6,576)
Change in state tax rate, net of federal effect	11,417	(52,747)	(30,910)
Equity-based compensation	(772)	(9,717)	1,117
Dividends received deduction	(3,186)	(1,749)	(3,832)
Noncontrolling interest	(21,525)	(27,347)	(7,862)
Change in valuation allowance	(2,567)	7,070	4,606
Nondeductible loss on 2026 Convertible Notes equitizations and inducement	81	36	12,174
Other	1,288	1,006	5,125
Total income tax expense (benefit)	75,994	448,692	$ (74,077)
Deferred income tax assets:
NOL carryforwards	281,217	282,829
Interest expense carryforwards	25,258
Equity-based compensation	7,056	3,362
Investment in Antero Midstream	234,423	254,164
Unrealized losses on derivative instruments	51,025	83,269
Lease liabilities	644,622	740,254
Asset retirement obligations and other	17,093	15,859
Total deferred income tax assets	1,260,694	1,379,737
Valuation allowance	(54,805)	(57,375)
Deferred income tax assets, net	1,205,889	1,322,362
Deferred income tax liabilities:
Oil and gas properties	1,338,442	1,295,847
Lease right-of-use assets	644,870	740,254
Investment in Martica	55,759	45,507
2026 Convertible Notes and other	1,086	615
Total deferred income tax liabilities	2,040,157	2,082,223
Deferred tax liability, net	$ (834,268)	$ (759,861)