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Mutual Funds Depositary Function - Summary of Shares Held in Mutual Funds Subscribed by Third Parties and Assets from Mutual Funds (Detail) - ARS ($) $ in Thousands | 12 Months Ended |
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Dec. 31, 2021 | Dec. 31, 2020
Disclosure of mutual funds depositary function [line items] |  |
Equity | $ 3,781,006 | $ 7,876,588
Pionero Pesos [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 690,082,565 |
Equity | $ 8,178,818 |
Pionero Renta Ahorro [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 338,899,266 |
Equity | $ 9,133,082 |
Pionero FF [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 65,976,460 |
Equity | $ 1,471,886 |
Pionero Gestion [Member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 874,454,508 |
Equity | $ 1,432,488 |
Pionero Renta [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 135,185,699 |
Equity | $ 10,062,687 |
Pionero Acciones [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 12,998,068 |
Equity | $ 689,401 |
Pionero Empresas FCI Abierto PYMES [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 213,452,663 |
Equity | $ 1,585,130 |
Pionero Pesos Plus [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 10,380,464,214 |
Equity | $ 74,019,764 |
Pionero Renta Ahorro Plus [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 629,066,050 |
Equity | $ 3,468,304 |
Pionero Renta Mixta I [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 46,868,574 |
Equity | $ 290,280 |
Pionero Renta Estrategico [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 713,762,763 |
Equity | $ 3,067,481 |
Pionero argentina bicentenario [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 420,913,940 |
Equity | $ 1,486,064 |
Pionero Ahorro Dolares [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 3,587,847 |
Equity | $ 333,078 |
Pionero renta fija dolares [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 2,851,516 |
Equity | $ 218,292 |
Argenfunds Renta Pesos [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 89,790,878 |
Equity | $ 860,997 |
Argenfunds Renta Argentina [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 8,106,459 |
Equity | $ 37,950 |
Argenfunds Ahorro Pesos [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 66,995,181 |
Equity | $ 872,631 |
Argenfunds Abierto Pymes [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 3,168,302,605 |
Equity | $ 8,675,711 |
Argenfunds Renta Total [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 835,174,866 |
Equity | $ 1,205,078 |
Argenfunds Renta Flexible [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 161,003,528 |
Equity | $ 692,335 |
Argenfunds Renta Dinamica [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 23,460,944,957 |
Equity | $ 744,151 |
Argenfunds Renta Fija [Member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 242,496,051 |
Equity | $ 4,730,857 |
Argenfunds Renta Mixta [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 4,049,362,869 |
Equity | $ 3,061,155 |
Argenfunds Renta Global [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 8,983,257 |
Equity | $ 45,317 |
Argenfunds Renta Capital [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 20,493,019 |
Equity | $ 2,148,921 |
Argenfunds Renta Balanceada [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 807,408,546 |
Equity | $ 5,061,751 |
Argenfunds Liquidez [Member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 3,940,492,382 |
Equity | $ 8,590,718 |
Argenfunds Retorno Absoluto [Member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 506,170,325 |
Equity | $ 1,393,096 |
Argenfunds Renta Crecimiento [member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 14,134,207 |
Equity | $ 1,461,947 |
Argenfunds Renta Mixta Plus [Member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 564,307 |
Equity | $ 48,574 |
Argenfunds Renta Variable [Member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 272,791,751 |
Equity | $ 7,910 |
Argenfunds Infraestructura [Member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 858,675,481 |
Equity | $ 857,988 |
Pionero Capital [Member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 3,413,461,192 |
Equity | $ 4,225,566 |
Pionero Renta Balanceado [Member] |  |
Disclosure of mutual funds depositary function [line items] |  |
Number of shares | 100,000 |
Equity | $ 100 |

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