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Fair Values Of Financial Instruments - Transfers Between Hierarchy Levels From Level 1 To Level 2 (Details) - ARS ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Treasury Bonds adjusted by CER in pesos maturing in 2021 [Member]    
Disclosure of Transfers Between Hierarchy Levels From Level 1 To Level 2 [Line Items]    
Transfers From Level 1 To Level 2 $ 62,700 $ 142,429