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Financial assets at fair value through profit or loss - Equity Instruments (Detail) - ARS ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Disclosure Of Investments In Equity Instruments [Line Items] |  |
TOTAL | $ 7,795,950 | $ 5,653,673
Prisma Medios de Pago S.A |  |
Disclosure Of Investments In Equity Instruments [Line Items] |  |
TOTAL | 6,033,808 | 4,129,157
Mercado de Valores de Buenos Aires S.A. |  |
Disclosure Of Investments In Equity Instruments [Line Items] |  |
TOTAL | 154,000 | 109,423
BYMA-Bolsas y Mercados Argentinos S.A. |  |
Disclosure Of Investments In Equity Instruments [Line Items] |  |
TOTAL | 136,274 | 85,576
Investment Funds |  |
Disclosure Of Investments In Equity Instruments [Line Items] |  |
TOTAL | $ 1,471,868 | $ 1,329,517

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