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5. Financial risk management (Details Narrative)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
ARS ($)
$ / $
Dec. 31, 2018
ARS ($)
$ / $
Financial Risk Management    
Exchange rate | $ / $ 59.89 37.70
Delinquent trade receivables $ 3,461,400 $ 3,031,000
Allowances 1,546,300 1,385,900
Financial assets 3,039,500 5,199,800
Receivables related to customers $ 9,000 $ 16,000