Long-Term Debt (Details) - USD ($) $ in Thousands	Jul. 30, 2024	Jan. 16, 2024	Jun. 08, 2021	Jun. 28, 2019	Feb. 25, 2019	Mar. 31, 2025	Dec. 31, 2024	Nov. 10, 2020	Mar. 12, 2019
Long-term debt
Total principal						$ 3,127,400	$ 3,134,300
Unamortized debt premiums						782	882
Unamortized debt issuance costs						(17,207)	(18,224)
Total long-term debt						3,110,975	3,116,958
5.75% Senior Notes Due 2027
Long-term debt
Total long-term debt						648,286	648,082
5.75% Senior Notes Due 2028
Long-term debt
Total long-term debt						646,941	646,684
5.375% Senior Notes Due 2029
Long-term debt
Total long-term debt						744,788	744,516
6.625% Senior Notes Due 2032
Long-term debt
Total long-term debt						593,560	593,376
Antero Midstream Partners | Credit Facility
Long-term debt
Total principal						$ 477,400	484,300
Weighted average interest rate (as a percent)						5.92%
Outstanding letters of credit						$ 0	$ 0
Weighted average interest rate (as a percent)							6.09%
Current borrowing capacity	$ 1,250,000					773,000
Threshold time period related to maturity date	91 days
Debt instrument variable rate (as a percent)	0.10%
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]	us-gaap:SecuredOvernightFinancingRateSofrMember
Floor rate	0.00%
Antero Midstream Partners | Credit Facility | Minimum
Long-term debt
Debt instrument variable rate (as a percent)	1.50%
Commitment fees on the unused portion (as a percent)	0.25%
Antero Midstream Partners | Credit Facility | Maximum
Long-term debt
Debt instrument variable rate (as a percent)	2.50%
Commitment fees on the unused portion (as a percent)	0.375%
Antero Midstream Partners | Credit Facility | Investment Grade Period | Minimum
Long-term debt
Debt instrument variable rate (as a percent)	1.125%
Interest coverage ratio	2.5
Commitment fees on the unused portion (as a percent)	0.125%
Antero Midstream Partners | Credit Facility | Investment Grade Period | Maximum
Long-term debt
Debt instrument variable rate (as a percent)	2.00%
Commitment fees on the unused portion (as a percent)	0.30%
Antero Midstream Partners | Credit Facility | Not Investment Grade Period | Maximum
Long-term debt
Consolidated leverage ratio	5
Antero Midstream Partners | New credit facility
Long-term debt
Minimum principal outstanding amount	$ 50,000
Aggregate commitments unrestricted cash percentage	85.00%
Antero Midstream Partners | Financial covenant election | Credit Facility | Not Investment Grade Period | Maximum
Long-term debt
Consolidated leverage ratio	5.25
Antero Midstream Partners | After effect of financial covenant election | Credit Facility | Not Investment Grade Period | Maximum
Long-term debt
Consolidated leverage ratio	5.25
Consolidated senior secured leverage ratio	3.75
Finance Corp and together with Antero Midstream Partners | 7.875% Senior Notes Due 2026
Long-term debt
Interest rate (as a percent)								7.875%
Face amount								$ 550,000
Finance Corp and together with Antero Midstream Partners | 5.75% Senior Notes Due 2027
Long-term debt
Total principal						$ 650,000	$ 650,000
Unamortized debt premiums									$ 3,300
Interest rate (as a percent)					5.75%	5.75%	5.75%
Face amount					$ 650,000
Debt instrument fair value									$ 653,300
Debt instrument redemption percentage upon change of control					101.00%
Finance Corp and together with Antero Midstream Partners | 5.75% Senior Notes Due 2027 | Redemption period one
Long-term debt
Debt instrument redemption percentage					100.00%
Finance Corp and together with Antero Midstream Partners | 5.75% Senior Notes Due 2028
Long-term debt
Total principal						$ 650,000	$ 650,000
Interest rate (as a percent)				5.75%		5.75%	5.75%
Face amount				$ 650,000
Debt instrument redemption percentage upon change of control				101.00%
Finance Corp and together with Antero Midstream Partners | 5.75% Senior Notes Due 2028 | Redemption period one
Long-term debt
Debt instrument redemption percentage				100.958%
Finance Corp and together with Antero Midstream Partners | 5.75% Senior Notes Due 2028 | Redemption period two
Long-term debt
Debt instrument redemption percentage				100.00%
Finance Corp and together with Antero Midstream Partners | 5.375% Senior Notes Due 2029
Long-term debt
Total principal			$ 750,000			$ 750,000	$ 750,000
Interest rate (as a percent)			5.375%			5.375%	5.375%
Debt instrument redemption percentage upon change of control			101.00%
Finance Corp and together with Antero Midstream Partners | 5.375% Senior Notes Due 2029 | Redemption period one
Long-term debt
Debt instrument redemption percentage			102.688%
Finance Corp and together with Antero Midstream Partners | 5.375% Senior Notes Due 2029 | Redemption period two
Long-term debt
Debt instrument redemption percentage			100.00%
Finance Corp and together with Antero Midstream Partners | 6.625% Senior Notes Due 2032
Long-term debt
Total principal						$ 600,000	$ 600,000
Interest rate (as a percent)		6.625%				6.625%	6.625%
Face amount		$ 600,000
Debt instrument redemption percentage upon change of control		101.00%
Finance Corp and together with Antero Midstream Partners | 6.625% Senior Notes Due 2032 | Redemption period one
Long-term debt
Debt instrument redemption percentage		103.313%
Finance Corp and together with Antero Midstream Partners | 6.625% Senior Notes Due 2032 | Redemption period two
Long-term debt
Debt instrument redemption percentage		100.00%
Finance Corp and together with Antero Midstream Partners | 6.625% Senior Notes Due 2032 | Redemption period three
Long-term debt
Debt instrument redemption percentage		106.625%
Debt instrument redemption percentage with payment of premium and interest		100.00%
Finance Corp and together with Antero Midstream Partners | 6.625% Senior Notes Due 2032 | Redemption period three | Maximum
Long-term debt
Percent of aggregate principal amount that can be redeemed		35.00%