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Income Tax - Summary of Breakdown of Deferred Tax (Detail) - ARS ($) $ in Millions | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
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Breakdown of deferred tax [line Items] |  |  |
Total deferred tax assets | $ 58,724 | $ 24,765 | $ 8,444
Total deferred tax liabilities | (154,372) | (115,589) | (45,501)
Total Net deferred tax | (95,648) | (90,824) | (37,057)
Provisions and Other Non Deductible Liabilities [member] |  |  |
Breakdown of deferred tax [line Items] |  |  |
Total deferred tax assets | 5,344 | 2,920 | 1,861
Miscellaneous Deferred Tax Assets [member] |  |  |
Breakdown of deferred tax [line Items] |  |  |
Total deferred tax assets | 937 | 270 | 99
Property, plant and equipment [member] |  |  |
Breakdown of deferred tax [line Items] |  |  |
Total deferred tax liabilities | (110,704) | (113,821) | (43,931)
Tax Losses Carryforward and Other Tax Credits [member] |  |  |
Breakdown of deferred tax [line Items] |  |  |
Total deferred tax assets | 52,443 | 21,575 | 6,484
Adjustment For Tax Inflation [member] |  |  |
Breakdown of deferred tax [line Items] |  |  |
Total deferred tax liabilities | (38,177) |  |
Miscellaneous Deferred Tax Liabilities [member] |  |  |
Breakdown of deferred tax [line Items] |  |  |
Total deferred tax liabilities | $ (5,491) | $ (1,768) | $ (1,570)

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