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GROUP STRUCTURE (Details 11) Number in Millions, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 USD ($) Number | Dec. 31, 2021 USD ($) Number | Dec. 31, 2020 USD ($) Number
Group Structure |  |  |
At the beginning of the year | $ 42 | $ 50 | $ 33
Increases | 2 | 8 | 24
Transferred to development | (6) | (16) | (7)
At the end of the year | $ 38 | $ 42 | $ 50
Number of wells at the end of the year | Number | 7 | 10 | 12

X
- References No definition available. + Details
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Namespace Prefix: | pam_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
Name: | pam_ExploratoryWellCostsTransfertoDevelopment
Namespace Prefix: | pam_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
Name: | pam_GroupStructureAbstract
Namespace Prefix: | pam_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | pam_IncreasesInExploratoryCosts
Namespace Prefix: | pam_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | pam_
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Balance Type: | na
Period Type: | duration