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INCOME TAX AND DEFERRED TAX (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
ARS ($)
Installment
Dec. 31, 2018
ARS ($)
Dec. 31, 2017
ARS ($)
Reduction in the applicable rate [Abstract]      
Income tax rate 30.00% 30.00% 35.00%
Additional tax depending on dividends distributed at the rate of 30% 7.00%    
Additional tax depending on dividends distributed at the rate of 25% 13.00%    
Tax Revaluation [Abstract]      
Special revaluation tax $ 0 $ (1,612,164) $ 0
Tax revaluation benefit $ 0 $ (6,447,872) $ 0
Number of consecutive monthly installments | Installment 5    
Bottom of Range [Member]      
Tax Revaluation [Abstract]      
Special tax, percentage 8.00%    
Top of Range [Member]      
Tax Revaluation [Abstract]      
Special tax, percentage 15.00%    
2019 [Member]      
Reduction in the applicable rate [Abstract]      
Income tax rate 30.00%    
2020 and Onwards [Member]      
Reduction in the applicable rate [Abstract]      
Income tax rate 25.00%    
2021 and Onwards [Member]      
Reduction in the applicable rate [Abstract]      
Income tax rate 25.00%