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FINANCIAL TRUSTS - Summary of Trustee (Details) - Fideicomiso de Administracin Interconexin Financial Trust | 12 Months Ended
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Dec. 31, 2023 USD ($)
Financial Trust |
Term of the trust fund | 24 months
Period of expiration of liabilities through disbursements | 30 days
Amount of fine at the exchange rate in force | $ 6,000

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- Definition Represents the amount of fine at the exchange rate in force. + References No definition available. + Details
Name: | supv_AmountOfFineAtAtExchangeRateInForce
Namespace Prefix: | supv_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Disclosure of financial trust [line items] + References No definition available. + Details
Name: | supv_DisclosureOfFinancialTrustLineItems
Namespace Prefix: | supv_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The period of expiration of liabilities through disbursements. + References No definition available. + Details
Name: | supv_PeriodOfExpirationOfLiabilitiesThroughDisbursements
Namespace Prefix: | supv_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The term of the trust fund. + References No definition available. + Details
Name: | supv_TermOfTrustFundContract
Namespace Prefix: | supv_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | supv_FinancialTrustAxis=supv_FideicomisoDeAdministracinInterconexinFinancialTrustMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |