Value of input used to measure goodwill.

No definition available.

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Balance Type:	na
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- Definition

Value of input used to measure property and equipment.

+ References

No definition available.

+ Details

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- Definition

Represents the threshold number of barrels of fresh water to be purchased from the entity to trigger a contingent consideration payment.

+ References

No definition available.

+ Details

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Namespace Prefix:	am_
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Period Type:	duration

- Definition

For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid.

+ References

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- Definition

Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

+ References

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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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+ Details

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Period Type:	instant

- Definition

Amount of cash outflow, not made soon after acquisition date of business combination, to settle contingent consideration liability up to amount recognized at acquisition date, including, but not limited to, measurement period adjustment and less amount paid soon after acquisition date.

+ References

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-Section 45
-Paragraph 15
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Fair Value Measurement (Details) $ in Thousands		1 Months Ended	12 Months Ended
Fair Value Measurement (Details) $ in Thousands	Jan. 31, 2020 USD ($)	Sep. 30, 2015 USD ($) bbl	Dec. 31, 2020 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Mar. 31, 2020
Fair value measurement
Payment of contingent acquisition consideration			$ 116,924
Carrying Value				$ 3,361,282	$ 3,122,910
Senior Notes
Fair value measurement
Carrying Value				2,579,282	2,575,710
Senior Notes \| Level 2
Fair value measurement
Fair Value				2,456,575	2,741,175
7.875% Senior Notes Due 2026
Fair value measurement
Carrying Value				545,416	544,294
7.875% Senior Notes Due 2026 \| Level 2
Fair value measurement
Fair Value				556,985	604,450
5.75% Senior Notes Due 2027
Fair value measurement
Carrying Value				646,610	645,970
5.75% Senior Notes Due 2027 \| Level 2
Fair value measurement
Fair Value				612,365	672,750
5.75% Senior Notes Due 2028
Fair value measurement
Carrying Value				644,776	643,902
5.75% Senior Notes Due 2028 \| Level 2
Fair value measurement
Fair Value				601,575	680,225
5.375% Senior Notes Due 2029
Fair value measurement
Carrying Value				742,480	741,544
5.375% Senior Notes Due 2029 \| Level 2
Fair value measurement
Fair Value				$ 685,650	$ 783,750
Discounted cash flow, comparable company and market value \| Level 3 \| Weighted Average
Fair value measurement
Goodwill cost of capital						18.0
Discount rate \| Third-party market participants
Fair value measurement
Property and Equipment discount rate						19.0
Antero \| Contingent Consideration Period One \| Water Acquisition
Fair value measurement
Contingent consideration		$ 125,000
Payment of contingent acquisition consideration	$ 125,000
Threshold number of barrels of water to trigger contingent consideration payment \| bbl		176,295,000
Antero \| Contingent Consideration Period Two \| Water Acquisition
Fair value measurement
Contingent consideration		$ 125,000
Threshold number of barrels of water to trigger contingent consideration payment \| bbl		219,200,000