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NON-FINANCIAL ASSETS AND LIABILITIES (Details 9) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Present Value Of The Obligation [Member]
IfrsStatementLineItems [Line Items]
Liabilities, beginning	$ 23	$ 38	$ 33
Current services cost	1	1	1
Cost for interest	32	29	15
Actuarial (gains) losses	(4)	7	9
Benefit payments	(3)	(3)	(3)
(Gain) Loss on exchange difference, net	(8)	(49)	(17)
Liabilities, ending	41	23	38
Fair Value Of Plan Assets [Member]
IfrsStatementLineItems [Line Items]
Liabilities, beginning	(4)	(4)	(4)
Current services cost
Cost for interest	(6)	(4)	(2)
Actuarial (gains) losses	4	(2)
Benefit payments
(Gain) Loss on exchange difference, net	2	6	2
Liabilities, ending	(4)	(4)	(4)
Net Liability At The End Of The Year [Member]
IfrsStatementLineItems [Line Items]
Liabilities, beginning	19	34	29
Current services cost	1	1	1
Cost for interest	26	25	13
Actuarial (gains) losses		5	9
Benefit payments	(3)	(3)	(3)
(Gain) Loss on exchange difference, net	(6)	(43)	(15)
Liabilities, ending	$ 37	$ 19	$ 34

X

- Definition

The increase (decrease) in the net defined benefit liability (asset) resulting from employee service in the current period. [Refer: Net defined benefit liability (asset)]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 19
-IssueDate 2024-01-01
-Paragraph 141
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_141_a&doctype=Standard
-URIDate 2024-03-27

+ Details

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Namespace Prefix:	ifrs-full_
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Period Type:	duration

X

- Definition

The increase (decrease) in the net defined benefit liability (asset) resulting from the passage of time. [Refer: Interest expense; Net defined benefit liability (asset)]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 19
-IssueDate 2024-01-01
-Paragraph 141
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_141_b&doctype=Standard
-URIDate 2024-03-27

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

X

- Definition

The decrease (increase) in the net defined benefit liability (asset) resulting from payments from the plan. [Refer: Net defined benefit liability (asset)]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 19
-IssueDate 2024-01-01
-Paragraph 141
-Subparagraph g
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2024-en-r&anchor=para_141_g&doctype=Standard
-URIDate 2024-03-27

+ Details

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Balance Type:	debit
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X

- References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

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- References

No definition available.

+ Details

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Namespace Prefix:	pam_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- References

No definition available.

+ Details

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Namespace Prefix:	pam_
Data Type:	xbrli:monetaryItemType
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- Details

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Namespace Prefix:
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- Details

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- Details

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