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The breakdown of the benefit plan obligations as of December 31, 2021 and 2020 is as follows: (Details) - ARS ($)
$ in Millions
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Benefit payment obligations at beginning of year $ 1,257 $ 1,181  
Current service cost 66 243 $ 226
Interest cost 689 477 312
Actuarial losses (200) (164) 15
Result from exposure to inflation for the year (613) (459)  
Benefits paid to participating employees 71 21  
Benefit payment obligations at end of year $ 1,128 $ 1,257 $ 1,181