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Capital Management, Corporate Governance Transparency Policy and Risk Management - Summary of Credit losses Splitted by Class of Financial instrument (Detail) - ARS ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Disclosure of financial assets [line items]    
Allowance account for credit losses of financial assets $ 10,031,067 $ 15,066,510
Loans and other financing [member]    
Disclosure of financial assets [line items]    
Allowance account for credit losses of financial assets 9,631,477 14,985,662
Loans commitment [Member]    
Disclosure of financial assets [line items]    
Allowance account for credit losses of financial assets 353,085 35,018
Other financial assets [Member]    
Disclosure of financial assets [line items]    
Allowance account for credit losses of financial assets 26,448 28,569
Other debt securities at amortized cost [member]    
Disclosure of financial assets [line items]    
Allowance account for credit losses of financial assets 3,753 8,259
Other debt securities at fair value through OCI [member]    
Disclosure of financial assets [line items]    
Allowance account for credit losses of financial assets $ 16,304 $ 9,002