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Subsequent Events - Additional Information (Details) - ARS ($) $ / shares in Units, $ in Thousands | Feb. 26, 2021 | Jan. 21, 2021 | Jan. 08, 2021 | Dec. 15, 2020 | Oct. 15, 2020 | Jul. 23, 2020 | May 26, 2020 | Apr. 20, 2021 | Dec. 31, 2020 | Dec. 31, 2019
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Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Dividends Payable |  |  |  |  |  |  |  |  | $ 14,500,000 |
Nominal value |  |  |  |  |  |  |  |  | $ 612,710 | $ 612,710
Bottom of range [member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Proportion of voting rights held in joint venture |  |  |  | 13.001% |  |  |  |  |  |
Play Digital SA and Argentine fintech [Member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Par value per share |  |  |  |  |  |  | $ 1 |  |  |
Banco BBVA Argentina S A [Member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Par value per share |  |  |  |  |  |  | $ 1 |  |  |
Proportion of voting rights held in joint venture |  |  |  |  |  |  | 33.33% |  |  |
Play Digital S A [Member] | Top of range [member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Proportion of voting rights held in joint venture |  |  |  |  | 25.00% | 33.00% |  |  |  |
Play Digital S A [Member] | Bottom of range [member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Proportion of voting rights held in joint venture |  |  |  |  | 18.1585% | 25.00% |  |  |  |
Non Adjusting Reporting Events [Member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Instruments Maturity Period |  | 90 days |  |  |  |  |  |  |  |
Non Adjusting Reporting Events [Member] | Play Digital SA and Argentine fintech [Member] | Ordinary shares [member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Par value per share |  |  | $ 1 |  |  |  |  |  |  |
Nominal value |  |  | $ 26,803,289 |  |  |  |  |  |  |
Non Adjusting Reporting Events [Member] | Banco BBVA Argentina S A [Member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Gain for the Bank |  |  | 3,595 |  |  |  |  |  |  |
Non Adjusting Reporting Events [Member] | Banco BBVA Argentina S A [Member] | Ordinary shares [member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Consideration Received |  |  | $ 30,398 |  |  |  |  |  |  |
Non Adjusting Reporting Events [Member] | Play Digital S A [Member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Par value per share | $ 1 |  |  |  |  |  |  |  |  |
Proportion of voting rights held in joint venture | 10.762% |  |  |  |  |  |  |  |  |
Nominal value | $ 17,410,778 |  |  |  |  |  |  |  |  |
Non Adjusting Reporting Events [Member] | Play Digital S A [Member] | Top of range [member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Proportion of voting rights held in joint venture |  |  | 13.001% |  |  |  |  |  |  |
Non Adjusting Reporting Events [Member] | Play Digital S A [Member] | Bottom of range [member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Proportion of voting rights held in joint venture |  |  | 10.762% |  |  |  |  |  |  |
Non Adjusting Reporting Events [Member] | B C R A [Member] |  |  |  |  |  |  |  |  |  |
Subsequent Events [Line Items] |  |  |  |  |  |  |  |  |  |
Dividends Payable |  |  |  |  |  |  |  | $ 7,000,000 |  |

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