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Acquisitions and Dispositions - Additional Information (Detail) $ in Millions, $ in Millions |  |  |  |  |  |  |  |  |  | 1 Months Ended | 12 Months Ended |  |  |  |  |  |  |  |
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Aug. 02, 2019 USD ($) | Jun. 26, 2019 USD ($) | Jun. 25, 2019 USD ($) | Dec. 20, 2018 USD ($) | Sep. 05, 2018 | Jun. 11, 2018 USD ($) | Mar. 20, 2018 USD ($) | Feb. 23, 2017 USD ($) | Oct. 14, 2016 USD ($) | Mar. 31, 2017 | Dec. 31, 2019 ARS ($) | Dec. 31, 2018 ARS ($) | Nov. 29, 2021 MMBoe | May 29, 2019 USD ($) MMBoe | Feb. 11, 2019 | Nov. 02, 2018 USD ($) | Dec. 31, 2017 ARS ($) | Nov. 22, 2017 USD ($) | Dec. 31, 2016 ARS ($) | Jul. 25, 2016 USD ($)
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Contingent price subject to the evolution of the electric market prices |  |  |  |  |  |  | $ 35.0 |  |  |  |  |  |  |  |  |  |  |  |  |
Borrowings |  |  |  |  |  |  |  |  |  |  | $ 526,760 | $ 335,078 |  |  |  |  | $ 191,063 |  | $ 154,345 |
Bajo del Piche, Barranca de Los Loros, El Medanito and El Santiagueño areas [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Equity interests in operating concessions |  |  |  |  |  | $ 22.3 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition percentage of equity interest |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Profit from assignment agreement |  |  |  |  |  |  |  |  |  |  | 1,523 |  |  |  |  |  |  |  |  |
Disposal percentage |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |
Cerro Bandera [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Profit from assignment agreement |  |  |  |  |  |  |  |  |  |  |  | 284 |  |  |  |  |  |  |  |
Bajo del Toro [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Profit from assignment agreement |  |  |  |  |  |  |  |  |  |  |  | 871 |  |  |  |  |  |  |  |
Aguada del Chañar area [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Exploratory mining property |  |  |  |  |  |  |  |  |  |  | $ 4,055 |  |  |  |  |  |  |  |  |
Aguada del Chañar area [Member] | IEASA [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Business acquisition percentage of equity interest |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Amount quoted |  |  | $ 96.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Agreement for the exploitation of the Aguada Pichana and Aguada de Castro Areas [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Profit from exploitation agreement |  |  |  |  |  |  |  |  |  |  |  | 1,167 |  |  |  |  |  |  |  |
YPF S.A. and PetroUruguay S.A. | Aguada la Arena area |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Participation interest transfer percentage |  |  |  |  |  |  |  | 20.00% |  |  | 20.00% |  |  |  |  |  |  |  |  |
Participation interest transfer amount |  |  |  |  |  |  |  | $ 18.0 |  |  |  |  |  |  |  |  |  |  |  |
Participation interest percentage |  |  |  |  |  |  |  | 100.00% |  |  | 100.00% |  |  |  |  |  |  |  |  |
YPF S.A. and PetroUruguay S.A. | Rio Neuquen [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Participation interest transfer percentage |  |  |  |  | 33.33% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
YPF EE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Participation in the capital stock |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Subscription price |  |  |  |  |  |  | $ 275.0 |  |  |  |  |  |  |  |  |  |  |  |  |
Contribution made at closing date |  |  |  |  |  |  | 135.0 |  |  |  |  |  |  |  |  |  |  |  |  |
Contribution made 12 months after the closing date of the transaction |  |  |  |  |  |  | $ 140.0 |  |  |  |  |  |  |  |  |  |  |  |  |
Profit on revaluation |  |  |  |  |  |  |  |  |  |  |  | 11,980 |  |  |  |  |  |  |  |
Profit on dilution on interest in YPF EE |  |  |  |  |  |  |  |  |  |  |  | 13,552 |  |  |  |  |  |  |  |
YPF EE | 24 months from the closing date [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Contingent price evaluation percentage |  |  |  |  |  |  | 33.33% |  |  |  |  |  |  |  |  |  |  |  |  |
YPF EE | Subsequent Years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Contingent price evaluation percentage |  |  |  |  |  |  | 16.67% |  |  |  |  |  |  |  |  |  |  |  |  |
YPF EE - YPF SA |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Participation in the capital stock |  |  |  |  |  |  | 75.00001% |  |  |  |  |  |  |  |  |  |  |  |  |
YPF EE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Revaluation of residual interest |  |  |  |  |  |  |  |  |  |  |  | 10,114 |  |  |  |  |  |  |  |
YPF EE | GEFS Global Energy B V [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Participation in the capital stock |  |  |  |  |  |  | 24.99% |  |  |  |  |  |  |  |  |  |  |  |  |
YPF [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Loss on reversal of net profit of balance accrued from investment translation |  |  |  |  |  |  |  |  |  |  |  | 1,572 |  |  |  |  |  |  |  |
YPF [member] | YPF EE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Participation in the capital stock |  |  |  |  |  |  | 72.69218% |  |  |  |  |  |  |  |  |  |  |  |  |
Profit on revaluation |  |  |  |  |  |  |  |  |  |  |  | 11,879 |  |  |  |  |  |  |  |
Profit on dilution on interest in YPF EE |  |  |  |  |  |  |  |  |  |  |  | 13,451 |  |  |  |  |  |  |  |
Profit from dilution of participation in the equity of YPF EE |  |  |  |  |  |  |  |  |  |  |  | 3,438 |  |  |  |  |  |  |  |
OPESSA [member] | YPF EE |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Participation in the capital stock |  |  |  |  |  |  | 2.30783% |  |  |  |  |  |  |  |  |  |  |  |  |
Profit on revaluation |  |  |  |  |  |  |  |  |  |  |  | 101 |  |  |  |  |  |  |  |
Profit on dilution on interest in YPF EE |  |  |  |  |  |  |  |  |  |  |  | $ 101 |  |  |  |  |  |  |  |
PEPASA [member] | Petrobras Argentina S.A. [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Capital and voting rights held |  |  |  |  |  |  |  |  |  |  |  | 67.20% |  |  |  |  |  |  |  |
PEPASA [member] | YPF S.A. [member] | Areas in Providence of Neuquen [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Guaranteed loan granted equivalent to the acquisition price |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 140.0
Rio Neuquen [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Equity interests in operating concessions participation percentage |  |  |  |  |  |  |  |  | 33.33% |  |  |  |  |  |  |  |  |  |  |
Equity interests in operating concessions |  |  |  |  |  |  |  |  | $ 72.0 |  |  |  |  |  |  |  |  |  |  |
Equity interests in operating concessions participation percentage cancelled through a payment |  |  |  |  |  |  |  |  |  | 33.33% |  |  |  |  |  |  |  |  |  |
Aguada de la Arena [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Equity interests in operating concessions participation percentage |  |  |  |  |  |  |  |  | 80.00% |  |  |  |  |  |  |  |  |  |  |
Equity interests in operating concessions |  |  |  |  |  |  |  |  | $ 68.0 |  |  |  |  |  |  |  |  |  |  |
Equity interests in operating concessions participation percentage cancelled through a payment |  |  |  |  |  |  |  |  |  | 80.00% |  |  |  |  |  |  |  |  |  |
Oil Combustibles SA [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Total price of the transaction |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 85.0 |  |  |  |
Net assets acquired |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 63.0 |  |  |  |
CTEB [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Voting interest percentage |  |  |  |  |  |  |  |  |  |  |  |  |  | 50.00% |  |  |  |  |  |
Installed capacity | MMBoe |  |  |  |  |  |  |  |  |  |  |  |  |  | 560 |  |  |  |  |  |
Ownership interest, value |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 282.0 |  |  |  |  |  |
Goodwill |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 229.0 |  |  |  |  |  |
Price adjsutment for consideration |  | $ 10.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
CTEB [member] | Scenario Forecast [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Installed capacity | MMBoe |  |  |  |  |  |  |  |  |  |  |  |  | 840 |  |  |  |  |  |  |
CTEB [member] | IEASA [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Borrowings |  | 170.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds From Capital Contribution. |  | $ 100.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
YPF And Oilstone Energia S.A [member] | Al Sur del Dorsal, Anticlinal Campamento, Dos Hermanas y Ojo de Agua [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Total price of the transaction |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 14.0 |  |
Equity interests in operating concessions |  |  |  | $ 12.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition percentage of equity interest |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Loss from assignment agreement |  |  |  |  |  |  |  |  |  |  | $ 558 |  |  |  |  |  |  |  |  |
YPF And Capetrol Argentina SA [Member] | Río Mayo and Sarmiento areas [member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
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Total price of the transaction | $ 1.1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Business acquisition percentage of equity interest | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Profit from assignment agreement |  |  |  |  |  |  |  |  |  |  | $ 187 |  |  |  |  |  |  |  |  |

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