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Employee Benefit Plans and Similar Obligations - Summary of Share Based Compensation Plan (Plan 2016-2019) (Detail) - 12 months ended Dec. 31, 2019 - Plan 2016-2019 [member] $ in Millions	ARS ($)	$ / shares
Disclosure of terms and conditions of share-based payment arrangement [line items]
Amount at the beginning of the fiscal year	183,080
Settled	(180,478)
Expired	(2,602)
Expense recognized during the fiscal year | $	$ 21
Fair value of shares on grant date (in U.S. dollars) | $ / shares		$ 16.99

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- Definition

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

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- Definition

The amount of expense from share-based payment transactions with employees. [Refer: Expense from share-based payment transactions]

+ References

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The number of share options outstanding in a share-based payment arrangement.

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