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Employee Benefit Plans and Similar Obligations - Summary of Share Based Compensation Plan (Plan 2020-2023) (Detail) - Plan 2020-23 [member] $ in Millions	12 Months Ended
	Dec. 31, 2020 ARS ($)	Dec. 31, 2020 $ / shares
Disclosure of terms and conditions of share-based payment arrangement [line items]
Amount at the beginning of the fiscal year	0
Granted	774,150
Amount at end of fiscal year	774,150
Expense recognized during the fiscal year | $	$ 108
Fair value of shares on grant date (in U.S. dollars) | $ / shares		$ 4.75

X

- Definition

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.

+ References

No definition available.

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- Definition

The amount of expense from share-based payment transactions with employees.

+ References

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-IssueDate 2020-01-01
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- Definition

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

+ References

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- Definition

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

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Share Based Payment Arrangement Options Grants In Period Weighted Average Grant Date Fair Value

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