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COMMON STOCK AND DIVIDENDS, Acquisition of treasury shares (Details) - ARS ($)
$ in Thousands
Dec. 31, 2020
Aug. 21, 2020
Mar. 06, 2020
Dec. 31, 2019
Nov. 13, 2019
Acquisition of treasury shares [Abstract]          
Maximum amount invested for shares repurchase program   $ 3,000,000 $ 2,500,000    
Acquisition cost of treasury shares $ 3,715,523     $ 994,866  
Trading premium on treasury shares 1,077,841     1,077,841  
Treasury Shares [Member]          
Acquisition of treasury shares [Abstract]          
Acquisition cost of treasury shares 3,715,523     994,866 $ 5,507,893
Trading premium on treasury shares $ 1,077,841     $ 1,077,841