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Trade Receivables - Summary of Trade Receivables (Detail) - ARS ($)
$ in Millions
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Disclosure of Trade receivables [line items]      
Accounts receivable and related parties, current gross $ 72,646 $ 40,649 $ 33,645
Non-current trade receivables 23,508 2,210 87
Accounts Receivable and Related Parties [member]      
Disclosure of Trade receivables [line items]      
Accounts receivable and related parties, current gross 75,422 41,972 34,729
Non-current trade receivables 23,508 2,210 87
Provision for Doubtful Trade Receivable [member]      
Disclosure of Trade receivables [line items]      
Current trade receivables $ (2,776) $ (1,323) $ (1,084)