Name:	ifrs-full_DisclosureOfFinancialInstrumentsLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The increase (decrease) in equity resulting from the exercise of warrants.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 106
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_106_d&doctype=Standard
-URIDate 2025-03-27

Name:	ifrs-full_IncreaseDecreaseThroughExerciseOfWarrantsEquity
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The nominal or face amount of a financial instrument, used to calculate payments made on that instrument.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 112
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_112_c&doctype=Standard
-URIDate 2025-03-27

Name:	ifrs-full_NotionalAmount
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

The number of shares issued by the entity.

Name:	ifrs-full_NumberOfSharesIssued
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Borrowings variable interest rate.

No definition available.

Name:	vist_BorrowingsvariableInterestRate
Namespace Prefix:	vist_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

Indebtedness subject to variable interest rates.

No definition available.

Name:	vist_IndebtednessSubjectToVariableInterestRates
Namespace Prefix:	vist_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

Inflation retail price indices.

No definition available.

Name:	vist_InflationRetailPriceIndices
Namespace Prefix:	vist_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Inflation wholesale price index.

No definition available.

Name:	vist_InflationWholesalePriceIndex
Namespace Prefix:	vist_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Interest rate percentage average basis percentage.

No definition available.

Name:	vist_InterestRatePercentageAverageBasisPercentage
Namespace Prefix:	vist_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Number of warrants issued.

No definition available.

Name:	vist_NumberOfWarrantsIssued
Namespace Prefix:	vist_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Percentage of Argentine Peso depreciated .

No definition available.

Name:	vist_PercentageOfArgentinePesoDepreciated
Namespace Prefix:	vist_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Proceeds from issuance of warrants.

No definition available.

Name:	vist_ProceedsFromIssuanceOfWarrants1
Namespace Prefix:	vist_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Warrants issued, exercise price per share.

No definition available.

Name:	vist_WarrantsIssuedExercisePricePerShare
Namespace Prefix:	vist_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	duration

Name:	srt_CurrencyAxis=currency_USD
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_CurrencyAxis=currency_ARS
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_TypesOfInterestRatesAxis=ifrs-full_FixedInterestRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_UnobservableInputsAxis=ifrs-full_MarketComparablePricesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_ClassesOfShareCapitalAxis=vist_SeriesAWarrantsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=vist_SponsorMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	ifrs-full_ClassesOfShareCapitalAxis=vist_SeriesAsharesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: