Reportable Segments (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024 USD ($)	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) segment	Sep. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)
Operating results and assets of reportable segments
Number of reportable segments | segment			3
Sales and revenues:
Sales and revenues - Third-party	$ 1,055,342	$ 1,125,630	$ 3,155,093	$ 3,486,520
Sales and revenues - Intersegment	578	546	1,752	1,309
Revenues	1,055,920	1,126,176	3,156,845	3,487,829
Operating expenses:
Lease operating	29,597	33,484	88,477	91,553
General and administrative	54,627	58,425	169,917	169,587
Depletion, depreciation and amortization	170,197	176,259	513,787	515,247
Impairment of property and equipment	13,455	13,476	18,958	44,746
Other	108,764	116,914	347,532	387,377
Total operating expenses	1,061,823	1,070,444	3,159,577	3,189,543
Operating income (loss)	(5,903)	55,732	(2,732)	298,286
Equity in earnings of unconsolidated affiliate	25,634	22,207	69,862	58,986
Capital expenditures for segment assets	173,630	912,046	588,464	912,046
Investments in unconsolidated affiliates	226,860		226,860		$ 222,255
Total assets	13,223,618		13,223,618		13,619,414
Gathering, compression, processing and transportation
Operating expenses:
Cost of goods and services sold	685,183	671,886	2,020,906	1,981,033
Operating segments | Exploration and production
Sales and revenues:
Sales and revenues - Third-party	1,008,182	1,072,562	3,009,995	3,331,130
Sales and revenues - Intersegment	578	546	1,752	1,309
Revenues	1,008,760	1,073,108	3,011,747	3,332,439
Operating expenses:
Lease operating	29,597	33,484	88,477	91,553
General and administrative	54,627	58,425	169,917	169,587
Depletion, depreciation and amortization	170,197	176,259	513,787	515,247
Impairment of property and equipment	13,455	13,476	18,958	44,746
Other	46,620	47,372	154,768	146,536
Total operating expenses	999,679	1,000,902	2,966,813	2,948,702
Operating income (loss)	9,081	72,206	44,934	383,737
Equity in earnings of unconsolidated affiliate	25,634	22,207	69,862	58,986
Capital expenditures for segment assets	173,630	912,046	588,464	912,046
Investments in unconsolidated affiliates	226,860		226,860		222,255
Total assets	13,211,758		13,211,758		13,602,297
Operating segments | Exploration and production | Gathering, compression, processing and transportation
Operating expenses:
Cost of goods and services sold	685,183	671,886	2,020,906	1,981,033
Operating segments | Marketing
Sales and revenues:
Sales and revenues - Third-party	47,160	53,068	145,098	155,390
Revenues	47,160	53,068	145,098	155,390
Operating expenses:
Other	62,144	69,542	192,764	240,841
Total operating expenses	62,144	69,542	192,764	240,841
Operating income (loss)	(14,984)	(16,474)	(47,666)	(85,451)
Total assets	11,860		11,860		17,117
Operating segments | Antero Midstream Corporation
Sales and revenues:
Sales and revenues - Third-party	397	383	1,482	929
Sales and revenues - Intersegment	269,473	263,456	817,234	780,672
Revenues	269,870	263,839	818,716	781,601
Operating expenses:
General and administrative	22,872	17,633	65,312	53,142
Depletion, depreciation and amortization	32,534	30,745	107,205	101,174
Impairment of property and equipment	332		332
Other	(19)	1,234	2,385	8,722
Total operating expenses	107,443	101,526	337,285	325,420
Operating income (loss)	162,427	162,313	481,431	456,181
Equity in earnings of unconsolidated affiliate	27,668	27,397	82,795	77,825
Capital expenditures for segment assets	55,535	45,286	134,007	130,025
Investments in unconsolidated affiliates	609,427		609,427		626,650
Total assets	5,777,451		5,777,451		5,737,618
Operating segments | Antero Midstream Corporation | Gathering, compression, processing and transportation
Operating expenses:
Cost of goods and services sold	51,724	51,914	162,051	162,382
Elimination of intersegment transaction
Sales and revenues:
Sales and revenues - Third-party	(397)	(383)	(1,482)	(929)
Sales and revenues - Intersegment	(269,473)	(263,456)	(817,234)	(780,672)
Revenues	(269,870)	(263,839)	(818,716)	(781,601)
Operating expenses:
General and administrative	(22,872)	(17,633)	(65,312)	(53,142)
Depletion, depreciation and amortization	(32,534)	(30,745)	(107,205)	(101,174)
Impairment of property and equipment	(332)		(332)
Other	19	(1,234)	(2,385)	(8,722)
Total operating expenses	(107,443)	(101,526)	(337,285)	(325,420)
Operating income (loss)	(162,427)	(162,313)	(481,431)	(456,181)
Equity in earnings of unconsolidated affiliate	(27,668)	(27,397)	(82,795)	(77,825)
Capital expenditures for segment assets	(55,535)	(45,286)	(134,007)	(130,025)
Investments in unconsolidated affiliates	(609,427)		(609,427)		(626,650)
Total assets	(5,777,451)		(5,777,451)		$ (5,737,618)
Elimination of intersegment transaction | Gathering, compression, processing and transportation
Operating expenses:
Cost of goods and services sold	$ (51,724)	$ (51,914)	$ (162,051)	$ (162,382)