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Corporate Bonds Issuance - Additional Information (Detail)
Jan. 29, 2020
ARS ($)
Oct. 16, 2019
ARS ($)
Apr. 27, 2018
USD ($)
Apr. 09, 2018
ARS ($)
Disclosure of corporate bond liabilities [line items]        
Maximum amount used for issuance of corporate bonds     $ 1,000,000,000  
Non-subordinated – Class C [member]        
Disclosure of corporate bond liabilities [line items]        
Corporate bond face value $ 44,000,000 $ 750,500,000   $ 3,207,500,000
Non-subordinated – Class C [member] | Minimum Average Term [member]        
Disclosure of corporate bond liabilities [line items]        
Corporate bond face value     1,500,000,000  
Non-subordinated – Class C [member] | Maximum Average Term [member]        
Disclosure of corporate bond liabilities [line items]        
Corporate bond face value     $ 2,500,000,000