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Other Net Operating Results (Detail) - ARS ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Disclosure of Other Operating Results Net [abstract] |  |  |
Result of companies' revaluation | $ 11,980 |  |
Result for sale of participation in areas | 2,322 |  |
Lawsuits | (2,365) | $ (1,240) | $ (1,253)
Insurance | 417 | 206 |
Construction incentive |  | 188 | 422
Temporary economic assistance |  |  | 759
Results from deconsolidation of subsidiaries |  |  | 1,528
Income from extension of concession agreements with partners of JO |  |  | 1,407
Miscellaneous | (409) | 32 | 531
Other operating results, net | $ 11,945 | $ (814) | $ 3,394

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