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Subsequent Events - Additional Information (Detail) $ in Millions, $ in Millions | Apr. 24, 2020 | Apr. 17, 2020 ARS ($) | Mar. 20, 2020 | Mar. 05, 2020 | Mar. 04, 2020 ARS ($) | Mar. 04, 2020 USD ($) | Jan. 24, 2020 ARS ($) | Jan. 24, 2020 USD ($)
--- | --- | --- | --- | --- | --- | --- | --- | ---
No Series V [member] | BADLAR variable rate [member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
Loans accrued |  |  |  |  |  |  |  | $ 2,112.0
Interest rate |  |  |  |  |  |  | 5.00% | 5.00%
NO Series VI [member] | BADLAR variable rate [member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
Loans accrued |  |  |  |  |  |  |  | $ 2,150.0
Interest rate |  |  |  |  | 6.00% | 6.00% | 6.00% | 6.00%
Principal Maturity |  |  |  |  | July 2021 |  |  |
No Series VII [member] | Fixed interest rate [member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
Loans accrued |  |  |  |  |  |  |  | $ 9.9
Interest rate |  |  |  |  |  |  | 5.00% | 5.00%
No Series VIII [member] | Fixed interest rate [member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
Loans accrued |  |  |  |  |  | $ 8.9 |  |
Interest rate |  |  |  |  | 5.00% | 5.00% |  |
No Series IX [Member] | Fixed interest rate [member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
Loans accrued |  |  |  |  |  | $ 3.9 |  |
Interest rate |  |  |  |  | 6.00% | 6.00% |  |
NO Series X [member] | BADLAR variable rate [member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
Loans accrued |  | $ 993 |  |  |  |  |  |
Interest rate |  | 3.00% |  |  |  |  |  |
Additional NO Series III [Member] | BADLAR variable rate [member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
Loans accrued |  | $ 496 |  |  |  |  |  |
Interest rate |  | 6.00% |  |  |  |  |  |
Principal Maturity |  | December 2020 |  |  |  |  |  |
Additional NO Series VI [Member] | BADLAR variable rate [member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
Loans accrued |  |  |  |  | $ 2,856 |  |  |
Additional NO Series XLVI [member] | BADLAR variable rate [member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
Loans accrued |  |  |  |  |  |  | $ 4,105 |
Interest rate |  |  |  |  |  |  | 6.00% | 6.00%
Principal Maturity |  |  |  |  | 2021 |  |  |
COVID-19 [member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
General restriction period |  |  | 60 days |  |  |  |  |
COVID-19 [member] | Gasolines [member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
Percentage of decrease in demand |  |  | 70.00% |  |  |  |  |
COVID-19 [member] | Diesel [Member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
Percentage of decrease in demand |  |  | 40.00% |  |  |  |  |
Authorization for issue of financial statements [member] |  |  |  |  |  |  |  |
Disclosure of non-adjusting events after reporting period [line items] |  |  |  |  |  |  |  |
Date of authorisation for issue of financial statements |  |  |  | Mar. 05, 2020 |  |  |  |
Date of approval for inclusion of subsequent events in financial statements | Apr. 24, 2020 |  |  |  |  |  |  |

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