Subsequent Events (Details) - Subsequent Event - Merger with Juniper Capital	Jan. 14, 2025 USD ($) person shares
Subsequent Events
Business acquisition, common shares issued \| shares	26,729,315
Ownership percentage of equity	61.00%
Number of board members \| person	7
Parent alternative proposal period	12 months
Termination fee	$ 8,500,000
Maximum reimbursement from incurred expenses	$ 800,000
Specified Company Entities
Subsequent Events
Ownership percentage of equity	39.00%
Termination fee	$ 5,500,000
Maximum reimbursement from incurred expenses	$ 1,250,000

Amount of maximum reimbursement from incurred expenses on business acquisition.

No definition available.

Name:	ampy_MaximumReimbursementFromIncurredExpensesOnAcquisition
Namespace Prefix:	ampy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Number of board members from merger agreement.

+ References

No definition available.

+ Details

Name:	ampy_NumberOfBoardMembers
Namespace Prefix:	ampy_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Parent alternative proposal within the period following termination of the merger agreement format, for example, 'P1Y5M13D'.

+ References

No definition available.

+ Details

Name:	ampy_ParentAlternativeProposalWithinPeriodFollowingTerminationOfMergerAgreement
Namespace Prefix:	ampy_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of shares of equity interests issued or issuable to acquire entity.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 805
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(4)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479581/805-30-50-1

+ Details

Name:	us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479328/805-10-50-2

+ Details

Name:	us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The amount of early contract termination fees included in liabilities subject to compromise.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 852
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481404/852-10-50-2

+ Details

Name:	us-gaap_LiabilitiesSubjectToCompromiseEarlyContractTerminationFees
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 830
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481674/830-30-50-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 855
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483399/855-10-50-2

+ Details

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

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=ampy_JuniperMergerMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=ampy_SpecifiedCompanyEntitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: