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PROFIT FROM ASSOCIATES (Details) - ARS ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Profit from associates [Abstract]      
Profit from associates $ 21,310 $ (43,372) $ 38,130
EGS [Member]      
Profit from associates [Abstract]      
Profit from associates (79) (109) 6,494
TGU [Member]      
Profit from associates [Abstract]      
Profit from associates (482) (904) (93)
Link [Member]      
Profit from associates [Abstract]      
Profit from associates $ 21,871 $ (42,359) $ 31,729