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Financial Instruments Risks - Summary of Credit Quality Analysis of Loans and Advances (Detail) $ in Thousands | Dec. 31, 2019 ARS ($)
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Disclosure of internal credit grades [line items] |
Credit exposure | $ 303,056,892
Loans to consumers [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 155,640,704
Loans to corporate entities [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 102,203,474
Debt securities [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 45,212,714
Low Risk [Member] | Loans to consumers [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 109,688,718
Low Risk [Member] | Loans to corporate entities [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 61,046,614
Medium Risk [Member] | Loans to consumers [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 39,920,311
Medium Risk [Member] | Loans to corporate entities [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 25,734,387
High Risk [Member] | Loans to consumers [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 2,781,678
High Risk [Member] | Loans to corporate entities [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 10,857,921
Non Performing [Member] | Loans to consumers [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 3,249,997
Non Performing [Member] | Loans to corporate entities [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 4,564,552
Other Corp Bonds B [Member] | Debt securities [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 29,076,683
National Government Bonds CCC [Member] | Debt securities [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | 16,067,315
Corporate Bonds B [Member] | Debt securities [member] |
Disclosure of internal credit grades [line items] |
Credit exposure | $ 68,716

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