Acquisitions and Divestitures (Details) $ in Millions	Jan. 15, 2025 USD ($) a
Acquisitions and Divestitures
Percentage of rights in oil properties sold	90.00%
Percentage of rights in oil properties purchase acquired	10.00%
Net proceeds	$ 6.3
Area of oil properties acquired \| a	10,000
Percentage of rights in oil properties retained	10.00%
Purchase and sale transactions	$ 6.3

Area of oil properties acquired during the period.

No definition available.

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- Definition

Percentage of rights in oil properties sold acquired the period.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
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- Definition

Percentage of rights in oil properties retained after divesting a part of the property.

+ References

No definition available.

+ Details

Name:	ampy_OilPropertiesPercentageOfRightsRetained
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- Definition

Percentage of rights in oil properties sold during the period.

+ References

No definition available.

+ Details

Name:	ampy_OilPropertiesPercentageOfRightsSold
Namespace Prefix:	ampy_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of gain (loss) on sale or disposal of proven and unproven oil and gas properties.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

+ Details

Name:	us-gaap_GainLossOnSaleOfOilAndGasProperty
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 12
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-12

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration