FINANCIAL TRUSTS - Summary of Trustee (Details) - Fideicomiso de Administracin Interconexin Financial Trust	12 Months Ended
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

The period of expiration of liabilities through disbursements.

No definition available.

Name:	supv_PeriodOfExpirationOfLiabilitiesThroughDisbursements
Namespace Prefix:	supv_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration