XML 105 R81.htm IDEA: XBRL DOCUMENT v3.19.1
Financial Risk Management - Information about Financial Assets and Liabilities That Accrues Interest Considering Applicable Rate (Details) (Detail) - ARS ($)
$ in Millions
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Disclosure of financial instruments by type of interest rate [line items]      
Financial assets $ 188,009 $ 100,190 $ 78,280
Financial liabilities 423,436 $ 239,361 $ 202,344
Interest rate risk [member]      
Disclosure of financial instruments by type of interest rate [line items]      
Financial assets 35,660    
Financial liabilities 335,078    
Interest rate risk [member] | Fixed interest rate [member]      
Disclosure of financial instruments by type of interest rate [line items]      
Financial assets 34,771    
Financial liabilities 274,640    
Interest rate risk [member] | Variable interest rate [member]      
Disclosure of financial instruments by type of interest rate [line items]      
Financial assets 889    
Financial liabilities $ 60,438