The adjustment to the basis (reference rate) used for calculation of the interest rate on borrowings. [Refer: Borrowings]

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The amount of cash on hand and demand deposits. [Refer: Cash on hand]

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Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

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The amount of financial assets that are measured at fair value and for which gains (losses) are recognised in profit or loss. A financial asset shall be measured at fair value through profit or loss unless it is measured at amortised cost or at fair value through other comprehensive income. A gain (loss) on a financial asset measured at fair value shall be recognised in profit or loss unless it is part of a hedging relationship, it is an investment in an equity instrument for which the entity has elected to present gains and losses in other comprehensive income or it is a financial asset measured at fair value through other comprehensive income. [Refer: At fair value [member]; Financial assets]

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The amount that best represents the maximum exposure to credit risk without taking into account any collateral held or other credit enhancements (for example, netting agreements that do not qualify for offset in accordance with IAS 32). [Refer: Credit risk [member]]

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The amount of cash and cash equivalents that the entity does not separately disclose in the same statement or note. [Refer: Cash and cash equivalents]

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Amount available for liquidity.

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Executed Guarantees Received

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Financial loans accrued.

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Financial loans denominated in foreign currency, value.

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Percentage of maximum exposure to credit risk.

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Percentage Of Outstanding Loans That Are Subject To Financial Covenants Related To Leverage Ratio And Debt Service Coverage Ratio

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Provision for doubtful trade receivables.

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Financial Risk Management - Additional Information (Details) (Detail) - ARS ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Disclosure of nature and extent of risks arising from financial instruments [line items]
Aggregate value of financial assets at fair value through profit or loss	$ 18,733	$ 31,987	$ 18,093
Provision for doubtful trade receivables	2,776
Provision for other doubtful receivables	619
Guarantees granted by third parties	24,377	10,789	9,300
Executed guarantees received	$ 0	$ 2	$ 1
Credit risk other financial assets national government and direct agencies accounts [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Percentage of maximum exposure to credit risk	34.00%
Maximum exposure to credit risk	$ 36,979
Interest rate risk [member] \| U.S. Dollar [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Percentage of financial loans denominated in foreign currency	86.00%
Financial loans denominated in foreign currency, value	$ 289,569
Interest rate risk [member] \| Switzerland, Francs [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Percentage of financial loans denominated in foreign currency	3.00%
Financial loans denominated in foreign currency, value	$ 11,563
Interest rate risk [member] \| LIBOR [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Loans accrued	$ 30,879
Interest rate risk [member] \| LIBOR [member] \| Bottom of range [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Variable interest rate	1.25%
Interest rate risk [member] \| LIBOR [member] \| Top of range [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Variable interest rate	4.00%
Interest rate risk [member] \| BADLAR [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Loans accrued	$ 26,277
Interest rate risk [member] \| BADLAR [member] \| Bottom of range [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Variable interest rate	0.00%
Interest rate risk [member] \| BADLAR [member] \| Top of range [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Variable interest rate	10.00%
Other price risk [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Aggregate value of financial assets at fair value through profit or loss	$ 18,733
Liquidity risk [member]
Disclosure of nature and extent of risks arising from financial instruments [line items]
Amount available for liquidity	46,028
Cash	6,678
Other liquid financial assets	$ 39,350
Percentage of outstanding loans that are subject to financial covenants related to leverage ratio and debt service coverage ratio	56.00%