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17 Other receivables (Details 1) - ARS ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Other Receivables    
Allowance for the impairment of other receivables, beginning $ 2,983 $ 162
Increase [1] 93 2,935
Result from exposure to inflation (790) (58)
Recovery (83) (56)
Allowance for the impairment of other receivables, ending $ 2,203 $ 2,983
[1] As of December 31, 2019, the impairment charge was charged to finance costs, net of the receivable revaluation.