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Financial assets at fair value through profit or loss - Equity Instruments (Detail) - ARS ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Disclosure Of Investments In Equity Instruments [Line Items] |  |
TOTAL | $ 4,152,821 | $ 812,275
Prisma Medios de Pago S.A |  |
Disclosure Of Investments In Equity Instruments [Line Items] |  |
TOTAL | 3,033,010 |
Mercado de Valores de Buenos Aires S.A. |  |
Disclosure Of Investments In Equity Instruments [Line Items] |  |
TOTAL | 80,375 | 38,030
BYMA-Bolsas y Mercados Argentinos S.A. |  |
Disclosure Of Investments In Equity Instruments [Line Items] |  |
TOTAL | 62,859 | 145,525
Investment Funds |  |
Disclosure Of Investments In Equity Instruments [Line Items] |  |
TOTAL | $ 976,577 | $ 628,720

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