Acquisitions and Divestitures - Related expenses for third party transactions (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023
Acquisitions and Divestitures
Acquisition and divestiture related expenses	$ 1,633	$ 219

The amount of costs incurred during the process of acquiring or selling a business, asset, or company.

No definition available.

Name:	ampy_AcquisitionAndDivestitureRelatedExpenses
Namespace Prefix:	ampy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration