Condensed Consolidating Financial Information - Statements of Operations (Details) - USD ($) $ in Thousands |
3 Months Ended |
12 Months Ended |
Dec. 31, 2019 |
Sep. 30, 2019 |
Jun. 30, 2019 |
Mar. 31, 2019 |
Dec. 31, 2018 |
Sep. 30, 2018 |
Jun. 30, 2018 |
Mar. 31, 2018 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
$ 3,940,558
|
$ 4,133,139
|
$ 3,018,685
|
Commodity derivative fair value gains (losses) |
|
|
|
|
|
|
|
|
463,972
|
(87,594)
|
658,283
|
Marketing derivative fair value gains (losses) |
|
|
|
|
|
|
|
|
0
|
94,081
|
(21,394)
|
Gain on sale of assets |
|
|
|
|
|
|
|
|
(951)
|
|
|
Total revenue and other |
$ 952,738
|
$ 1,118,881
|
$ 1,299,664
|
$ 1,037,407
|
$ 1,045,649
|
$ 1,076,532
|
$ 989,344
|
$ 1,028,101
|
4,408,690
|
4,139,626
|
3,655,574
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Water earnout |
|
|
|
|
|
|
|
|
125,000
|
|
|
Production and ad valorem taxes |
|
|
|
|
|
|
|
|
125,142
|
126,474
|
94,521
|
Impairment of oil and gas properties |
|
|
|
|
|
|
|
|
1,300,444
|
549,437
|
159,598
|
Impairment of midstream assets |
|
|
|
|
|
|
|
|
14,782
|
9,658
|
23,431
|
Impairment of equity investments |
|
|
|
|
|
|
|
|
(467,590)
|
|
|
Impairment of gathering systems and facilities |
|
|
|
|
|
|
|
|
|
|
23,431
|
Depletion, depreciation, and amortization |
|
|
|
|
|
|
|
|
914,867
|
972,465
|
824,610
|
Accretion of asset retirement obligations |
|
|
|
|
|
|
|
|
3,762
|
2,819
|
2,610
|
General and administrative |
|
|
|
|
|
|
|
|
178,696
|
240,344
|
251,196
|
Contract termination and rig stacking |
|
|
|
|
|
|
|
|
14,026
|
|
|
Total operating expenses |
1,020,194
|
2,104,759
|
1,199,668
|
1,071,114
|
1,092,279
|
1,071,728
|
1,022,107
|
881,607
|
5,395,735
|
4,067,721
|
2,915,481
|
Operating income (loss) |
(67,456)
|
(985,878)
|
99,996
|
(33,707)
|
(46,630)
|
4,804
|
(32,763)
|
146,494
|
(987,045)
|
71,905
|
740,093
|
Equity in earnings (loss) of unconsolidated affiliates |
|
|
|
|
|
|
|
|
(143,216)
|
40,280
|
20,194
|
Interest expense, net |
|
|
|
|
|
|
|
|
(228,111)
|
(286,743)
|
(268,701)
|
Gain (loss) on early extinguishment of debt |
|
|
|
|
|
|
|
|
36,419
|
|
(1,500)
|
Gain on deconsolidation of Antero Midstream Partners LP |
|
|
|
1,406,042
|
|
|
|
|
1,406,042
|
|
|
Total other income (expenses) |
|
|
|
|
|
|
|
|
619,799
|
(246,463)
|
(250,007)
|
Income (loss) before |
|
|
|
|
|
|
|
|
(367,246)
|
(174,558)
|
490,086
|
Provision for income tax benefit |
|
|
|
|
|
|
|
|
74,110
|
128,857
|
295,051
|
Net income (loss) and comprehensive income (loss) including noncontrolling interests |
(482,196)
|
(878,864)
|
42,168
|
1,025,756
|
18,736
|
(77,972)
|
(67,275)
|
80,810
|
(293,136)
|
(45,701)
|
785,137
|
Net income and comprehensive income attributable to noncontrolling interests |
|
|
|
46,993
|
140,282
|
76,447
|
69,110
|
65,977
|
46,993
|
351,816
|
170,067
|
Net income (loss) and comprehensive income (loss) attributable to Antero Resources Corporation |
$ (482,196)
|
$ (878,864)
|
$ 42,168
|
$ 978,763
|
$ (121,546)
|
$ (154,419)
|
$ (136,385)
|
$ 14,833
|
(340,129)
|
(397,517)
|
615,070
|
Natural gas sales |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
2,247,162
|
2,287,939
|
1,769,284
|
Natural gas liquids sales |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
1,219,162
|
1,177,777
|
870,441
|
Oil sales |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
177,549
|
187,178
|
108,195
|
Gathering, compression, water handling and treatment |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
4,478
|
21,344
|
12,720
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Cost of goods and services sold |
|
|
|
|
|
|
|
|
2,146,647
|
1,339,358
|
1,095,639
|
Marketing |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
292,207
|
458,901
|
258,045
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Cost of goods and services sold |
|
|
|
|
|
|
|
|
549,814
|
686,055
|
366,281
|
Exploration |
|
|
|
|
|
|
|
|
|
|
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Cost of goods and services sold |
|
|
|
|
|
|
|
|
884
|
4,958
|
8,538
|
Lease operating |
|
|
|
|
|
|
|
|
|
|
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Cost of goods and services sold |
|
|
|
|
|
|
|
|
145,720
|
136,153
|
89,057
|
Other income |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
4,160
|
|
|
Reportable legal entity | Parent (Antero) |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Commodity derivative fair value gains (losses) |
|
|
|
|
|
|
|
|
463,972
|
(87,594)
|
658,283
|
Marketing derivative fair value gains (losses) |
|
|
|
|
|
|
|
|
|
94,081
|
(21,394)
|
Gain on sale of assets |
|
|
|
|
|
|
|
|
(951)
|
|
|
Total revenue and other |
|
|
|
|
|
|
|
|
4,405,862
|
4,031,065
|
3,660,212
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Water earnout |
|
|
|
|
|
|
|
|
125,000
|
|
|
Production and ad valorem taxes |
|
|
|
|
|
|
|
|
124,202
|
122,305
|
90,832
|
Impairment of oil and gas properties |
|
|
|
|
|
|
|
|
1,300,444
|
549,437
|
159,598
|
Impairment of midstream assets |
|
|
|
|
|
|
|
|
7,800
|
4,470
|
|
Impairment of equity investments |
|
|
|
|
|
|
|
|
(143,090)
|
|
|
Depletion, depreciation, and amortization |
|
|
|
|
|
|
|
|
893,160
|
842,452
|
705,048
|
Accretion of asset retirement obligations |
|
|
|
|
|
|
|
|
3,699
|
2,684
|
2,610
|
General and administrative |
|
|
|
|
|
|
|
|
160,402
|
181,305
|
195,153
|
Contract termination and rig stacking |
|
|
|
|
|
|
|
|
14,026
|
|
|
Change in fair value of contingent acquisition consideration |
|
|
|
|
|
|
|
|
|
(93,019)
|
13,476
|
Total operating expenses |
|
|
|
|
|
|
|
|
5,459,472
|
4,328,798
|
3,062,947
|
Operating income (loss) |
|
|
|
|
|
|
|
|
(1,053,610)
|
(297,733)
|
597,265
|
Equity in earnings (loss) of unconsolidated affiliates |
|
|
|
|
|
|
|
|
(49,442)
|
|
|
Interest expense, net |
|
|
|
|
|
|
|
|
(211,296)
|
(224,977)
|
(232,331)
|
Gain (loss) on early extinguishment of debt |
|
|
|
|
|
|
|
|
36,419
|
|
(1,205)
|
Equity in earnings (loss) of consolidated subsidiaries |
|
|
|
|
|
|
|
|
15,021
|
(3,664)
|
(43,710)
|
Gain on deconsolidation of Antero Midstream Partners LP |
|
|
|
|
|
|
|
|
1,205,705
|
|
|
Total other income (expenses) |
|
|
|
|
|
|
|
|
869,572
|
(228,641)
|
(277,246)
|
Income (loss) before |
|
|
|
|
|
|
|
|
(184,038)
|
(526,374)
|
320,019
|
Provision for income tax benefit |
|
|
|
|
|
|
|
|
74,110
|
128,857
|
295,051
|
Net income (loss) and comprehensive income (loss) including noncontrolling interests |
|
|
|
|
|
|
|
|
(109,928)
|
(397,517)
|
615,070
|
Net income (loss) and comprehensive income (loss) attributable to Antero Resources Corporation |
|
|
|
|
|
|
|
|
(109,928)
|
(397,517)
|
615,070
|
Reportable legal entity | Parent (Antero) | Natural gas sales |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
2,247,162
|
2,287,939
|
1,769,975
|
Reportable legal entity | Parent (Antero) | Natural gas liquids sales |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
1,219,162
|
1,177,777
|
870,441
|
Reportable legal entity | Parent (Antero) | Oil sales |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
177,549
|
187,178
|
108,195
|
Reportable legal entity | Parent (Antero) | Gathering, compression, water handling and treatment |
|
|
|
|
|
|
|
|
|
|
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Cost of goods and services sold |
|
|
|
|
|
|
|
|
2,257,133
|
1,792,898
|
1,441,129
|
Reportable legal entity | Parent (Antero) | Marketing |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
292,207
|
458,901
|
258,045
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Cost of goods and services sold |
|
|
|
|
|
|
|
|
549,814
|
686,055
|
366,281
|
Reportable legal entity | Parent (Antero) | Exploration |
|
|
|
|
|
|
|
|
|
|
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Cost of goods and services sold |
|
|
|
|
|
|
|
|
884
|
4,958
|
8,538
|
Reportable legal entity | Parent (Antero) | Lease operating |
|
|
|
|
|
|
|
|
|
|
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Cost of goods and services sold |
|
|
|
|
|
|
|
|
146,957
|
142,234
|
93,758
|
Reportable legal entity | Parent (Antero) | Other income |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
5,810
|
(87,217)
|
16,667
|
Reportable legal entity | Guarantor Subsidiaries |
|
|
|
|
|
|
|
|
|
|
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Impairment of equity investments |
|
|
|
|
|
|
|
|
(324,500)
|
|
|
Equity in earnings (loss) of unconsolidated affiliates |
|
|
|
|
|
|
|
|
(106,038)
|
|
|
Gain on deconsolidation of Antero Midstream Partners LP |
|
|
|
|
|
|
|
|
200,337
|
|
|
Total other income (expenses) |
|
|
|
|
|
|
|
|
(230,201)
|
|
|
Income (loss) before |
|
|
|
|
|
|
|
|
(230,201)
|
|
|
Net income (loss) and comprehensive income (loss) including noncontrolling interests |
|
|
|
|
|
|
|
|
(230,201)
|
|
|
Net income (loss) and comprehensive income (loss) attributable to Antero Resources Corporation |
|
|
|
|
|
|
|
|
(230,201)
|
|
|
Reportable legal entity | Non-Guarantor Subsidiaries |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Gain on sale of assets |
|
|
|
|
|
|
|
|
|
583
|
|
Total revenue and other |
|
|
|
|
|
|
|
|
218,360
|
1,028,522
|
772,497
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Production and ad valorem taxes |
|
|
|
|
|
|
|
|
|
4,169
|
3,689
|
Impairment of midstream assets |
|
|
|
|
|
|
|
|
6,982
|
5,771
|
23,431
|
Impairment of gathering systems and facilities |
|
|
|
|
|
|
|
|
|
|
23,431
|
Depletion, depreciation, and amortization |
|
|
|
|
|
|
|
|
21,707
|
130,013
|
119,562
|
Accretion of asset retirement obligations |
|
|
|
|
|
|
|
|
63
|
135
|
|
General and administrative |
|
|
|
|
|
|
|
|
18,793
|
61,629
|
58,812
|
Accretion of contingent acquisition consideration |
|
|
|
|
|
|
|
|
1,928
|
(93,019)
|
|
Change in fair value of contingent acquisition consideration |
|
|
|
|
|
|
|
|
|
93,019
|
(13,476)
|
Total operating expenses |
|
|
|
|
|
|
|
|
114,291
|
420,952
|
447,819
|
Operating income (loss) |
|
|
|
|
|
|
|
|
104,069
|
607,570
|
324,678
|
Equity in earnings (loss) of unconsolidated affiliates |
|
|
|
|
|
|
|
|
12,264
|
40,280
|
20,194
|
Interest expense, net |
|
|
|
|
|
|
|
|
(16,815)
|
(61,906)
|
(37,262)
|
Gain (loss) on early extinguishment of debt |
|
|
|
|
|
|
|
|
|
|
(295)
|
Total other income (expenses) |
|
|
|
|
|
|
|
|
(4,551)
|
(21,626)
|
(17,363)
|
Income (loss) before |
|
|
|
|
|
|
|
|
99,518
|
585,944
|
307,315
|
Net income (loss) and comprehensive income (loss) including noncontrolling interests |
|
|
|
|
|
|
|
|
99,518
|
585,944
|
307,315
|
Net income (loss) and comprehensive income (loss) attributable to Antero Resources Corporation |
|
|
|
|
|
|
|
|
99,518
|
585,944
|
307,315
|
Reportable legal entity | Non-Guarantor Subsidiaries | Gathering, compression, water handling and treatment |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
218,360
|
1,027,939
|
772,497
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Cost of goods and services sold |
|
|
|
|
|
|
|
|
|
49,550
|
39,147
|
Reportable legal entity | Non-Guarantor Subsidiaries | Lease operating |
|
|
|
|
|
|
|
|
|
|
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Cost of goods and services sold |
|
|
|
|
|
|
|
|
64,818
|
262,704
|
189,702
|
Eliminations |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Gain on sale of assets |
|
|
|
|
|
|
|
|
|
(583)
|
|
Total revenue and other |
|
|
|
|
|
|
|
|
(215,532)
|
(919,961)
|
(777,135)
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Production and ad valorem taxes |
|
|
|
|
|
|
|
|
940
|
|
|
Impairment of midstream assets |
|
|
|
|
|
|
|
|
|
(583)
|
|
General and administrative |
|
|
|
|
|
|
|
|
(499)
|
(2,590)
|
(2,769)
|
Accretion of contingent acquisition consideration |
|
|
|
|
|
|
|
|
(1,928)
|
93,019
|
|
Change in fair value of contingent acquisition consideration |
|
|
|
|
|
|
|
|
|
|
13,476
|
Total operating expenses |
|
|
|
|
|
|
|
|
(178,028)
|
(682,029)
|
(595,285)
|
Operating income (loss) |
|
|
|
|
|
|
|
|
(37,504)
|
(237,932)
|
(181,850)
|
Interest expense, net |
|
|
|
|
|
|
|
|
|
140
|
892
|
Equity in earnings (loss) of consolidated subsidiaries |
|
|
|
|
|
|
|
|
(15,021)
|
3,664
|
43,710
|
Total other income (expenses) |
|
|
|
|
|
|
|
|
(15,021)
|
3,804
|
44,602
|
Income (loss) before |
|
|
|
|
|
|
|
|
(52,525)
|
(234,128)
|
(137,248)
|
Net income (loss) and comprehensive income (loss) including noncontrolling interests |
|
|
|
|
|
|
|
|
(52,525)
|
(234,128)
|
(137,248)
|
Net income and comprehensive income attributable to noncontrolling interests |
|
|
|
|
|
|
|
|
46,993
|
351,816
|
170,067
|
Net income (loss) and comprehensive income (loss) attributable to Antero Resources Corporation |
|
|
|
|
|
|
|
|
(99,518)
|
(585,944)
|
(307,315)
|
Eliminations | Natural gas sales |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
|
|
(691)
|
Eliminations | Gathering, compression, water handling and treatment |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
(213,882)
|
(1,006,595)
|
(759,777)
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Cost of goods and services sold |
|
|
|
|
|
|
|
|
(110,486)
|
(503,090)
|
(384,637)
|
Eliminations | Lease operating |
|
|
|
|
|
|
|
|
|
|
|
Operating expenses: |
|
|
|
|
|
|
|
|
|
|
|
Cost of goods and services sold |
|
|
|
|
|
|
|
|
(66,055)
|
(268,785)
|
(194,403)
|
Eliminations | Other income |
|
|
|
|
|
|
|
|
|
|
|
Revenue and other: |
|
|
|
|
|
|
|
|
|
|
|
Revenues from contracts with customers |
|
|
|
|
|
|
|
|
$ (1,650)
|
$ 87,217
|
$ (16,667)
|