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Property, Plant and Equipment - Summary of Provision for Obsolescence of Materials and Equipment (Detail) - ARS ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure of detailed information about property, plant and equipment [line items]      
Amount at beginning of year $ 1,379,527 $ 1,069,011  
Amount at end of year 1,642,259 1,379,527 $ 1,069,011
Provision for Obsolescence of Materials and Equipment [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Amount at beginning of year 11,267 6,610 3,955
Increases charged to profit or loss 593 1,977 410
Decreases charged to profit or loss (1,676) (1) (22)
Applications due to utilization (98) (6) (48)
Translation differences 2,485 2,687 2,315
Adjustment for inflation 5 0 0
Amount at end of year $ 12,576 $ 11,267 $ 6,610