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RELATED PARTY TRANSACTIONS -Controlling Interest (Details) - Julio Patricio Supervielle [member] - ARS ($) | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Disclosure of transactions between related parties [line items] |  |
Capital interest | $ 35.12 | $ 35.12
Vote's interest | 35.12% | 35.12%

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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- Definition Interest on capital. + References No definition available. + Details
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Balance Type: | debit
Period Type: | duration

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- Definition Percentage of voting interest granted. + References No definition available. + Details
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Namespace Prefix: | supv_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |