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Financial instruments risks - Summary of Credit Quality Analysis of Loans and Advances (Details) - ARS ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Disclosure of internal credit grades [line items] |  |
Financial assets | $ 15,350,501,149 | $ 11,753,183,986
Cash and cash equivalents |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | 1,042,120,327 | 905,193,315
Loans to corporate entities |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | 5,863,625,158 | 3,185,168,379
Consumer loans |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | 5,823,170,095 | 3,000,548,368
Reverse repurchase agreement |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | 0 | 2,618,426,758
Reverse repurchase agreement | BCRA repos (CCC+) |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | 0 | 2,618,426,758
Debt securities |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | 2,621,585,569 | 2,043,847,166
Low Risk | Cash and cash equivalents | BCRA Unrestricted Current Account |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | $ 1,042,120,327 | 905,193,315
Low Risk | Cash and cash equivalents | BCRA Unrestricted Current Account | Max |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 2.30% |
Low Risk | Loans to corporate entities |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | $ 5,271,693,652 | 2,732,218,500
Low Risk | Loans to corporate entities | Max |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 4.00% |
Low Risk | Consumer loans |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | $ 4,493,788,292 | 2,342,903,616
Low Risk | Consumer loans | Max |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 2.30% |
Medium Risk | Loans to corporate entities |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | $ 431,138,682 | 361,874,966
Medium Risk | Loans to corporate entities | Min |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 4.00% |
Medium Risk | Loans to corporate entities | Max |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 24.00% |
Medium Risk | Consumer loans |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | $ 1,183,021,451 | 579,528,590
Medium Risk | Consumer loans | Min |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 2.30% |
Medium Risk | Consumer loans | Max |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 29.00% |
High Risk | Loans to corporate entities |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | $ 145,287,009 | 78,964,538
High Risk | Loans to corporate entities | Min |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 24.00% |
High Risk | Loans to corporate entities | Max |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 100.00% |
High Risk | Consumer loans |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | $ 48,098,260 | 13,106,563
High Risk | Consumer loans | Min |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 29.00% |
High Risk | Consumer loans | Max |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 100.00% |
Non Performing | Loans to corporate entities |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 100.00% |
Financial assets | $ 15,505,815 | 12,110,375
Non Performing | Consumer loans |  |
Disclosure of internal credit grades [line items] |  |
Percentage of credit risk | 100.00% |
Financial assets | $ 98,262,092 | 65,009,599
BCRA securities (B) | Debt securities |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | 37,098,912 | 379,626,933
Government securities (CCC+) | Debt securities |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | 2,546,931,922 | 1,637,712,932
Corporate Bonds B | Debt securities |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | 5,266,631 | 26,317,403
Corporate Bonds (BB-) | Debt securities |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | 31,845,107 | 189,898
Corporate Bonds (BB) | Debt securities |  |
Disclosure of internal credit grades [line items] |  |
Financial assets | $ 442,997 | $ 0

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