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

The amount of guarantees or collateral provided by the entity in related party transactions. [Refer: Guarantees [member]; Related parties [member]]

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 24
-IssueDate 2022-03-24
-Paragraph 21
-Subparagraph h
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2022-en-r&anchor=para_21_h&doctype=Standard
-URIDate 2022-03-24

Name:	ifrs-full_ProvisionOfGuaranteesOrCollateralByEntityRelatedPartyTransactions
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

The date of maturity for commercial sublease agreement.

No definition available.

Name:	vsta_CommercialSubleaseAgreementMaturityDate
Namespace Prefix:	vsta_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

The description of rate used in commercial lease agreement.

No definition available.

Name:	vsta_DescriptionOfRateUsedInCommercialLeaseAgreement
Namespace Prefix:	vsta_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The description of rate used in commercial sublease agreement.

No definition available.

Name:	vsta_DescriptionOfRateUsedInCommercialSubleaseAgreement
Namespace Prefix:	vsta_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The description of state of the property in use upon commercial lease agreement.

No definition available.

Name:	vsta_DescriptionOfStateOfPropertyInUseUponCommercialLeaseAgreement
Namespace Prefix:	vsta_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

The description of state of the property in use upon commercial sublease agreement.

No definition available.

Name:	vsta_DescriptionOfStateOfPropertyInUseUponCommercialSubleaseAgreement
Namespace Prefix:	vsta_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Term of lessee's operating leases, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

No definition available.

Name:	vsta_LesseeOperatingLeasesTermOfContract
Namespace Prefix:	vsta_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

The amount of the monthly rental payments due under operating lease transaction.

No definition available.

Name:	vsta_OperatingLeaseTransactionMonthlyRentalPayments
Namespace Prefix:	vsta_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The amount of the monthly rental payments due under the lease entered into in connection with the transactions involving the sale of property to another party and the lease of the property back to the seller.

No definition available.

Name:	vsta_SaleLeasebackTransactionsMonthlyRentalPayments
Namespace Prefix:	vsta_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The amount of sublease income resulting from related party transactions.

No definition available.

Name:	vsta_SubleaseIncomeFromRelatedParties
Namespace Prefix:	vsta_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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

Name:	srt_CounterpartyNameAxis=vsta_SomosSistemasDeEnsinoSaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

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

Name:	srt_CounterpartyNameAxis=vsta_EditoraScipioneSaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_CounterpartyNameAxis=vsta_EditoraAticaSaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_CounterpartyNameAxis=vsta_SomosIdiomasSaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_CounterpartyNameAxis=vsta_SaraivaEducacaoSaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_CounterpartyNameAxis=vsta_LivrariaLivroFacilLtdaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: