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Refinancing and restructuring operations - Summary of Gross Carrying Amount of Modified Financial Assets (Details) - ARS ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Financial assets that have cured since modification and are now measured using 12-month ECL (Stage 1) |  |
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items] |  |
Gross carrying amount | $ 94,200 | $ 294,263
ECL | 1,373 | 2,003
Financial assets that reverted to (Stage 2/3) lifetime ECL having once cured |  |
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items] |  |
Gross carrying amount | 131,827 | 1,353,794
ECL | $ 6,204 | $ 34,500

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