CAPITAL MANAGEMENT - determined requirement (Details) - ARS ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
CAPITAL MANAGEMENT
Credit risk	$ 61,895,671	$ 25,107,962
Operational risk	21,891,498	8,188,453	$ 4,805,957
Market risk	2,658,844	1,693,962	$ 965,159
Requirement	86,446,013	34,990,377
Integration	222,608,355	58,208,135
Excess	$ 136,162,342	$ 23,217,758

No definition available.

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

The amount of credit risk in accordance with the rules of the Argentine Central Bank.

No definition available.

Name:	supv_CreditRiskArgentineCentralBankRules
Namespace Prefix:	supv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

The amount of excess capital in accordance with the rules of the Argentine Central Bank.

No definition available.

Name:	supv_ExcessCapitalUnderCentralBankRules
Namespace Prefix:	supv_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The amount of integration in accordance with the rules of the Argentine Central Bank.

No definition available.

Name:	supv_IntegrationCapitalUnderCentralBankRules
Namespace Prefix:	supv_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The amount of market risk in accordance with the rules of the Argentine Central Bank.

No definition available.

Name:	supv_MarketRiskArgentineCentralBankRules
Namespace Prefix:	supv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

The amount of operational risk in accordance with the rules of the Argentine Central Bank

No definition available.

Name:	supv_OperationalRiskArgentineCentralBankRules
Namespace Prefix:	supv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of requirement minimum capital under Central Bank rules in accordance with the rules of the Argentine Central Bank.

No definition available.

Name:	supv_RequirementMinimumCapitalUnderCentralBankRules
Namespace Prefix:	supv_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant