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Debt Securities at Fair Value Through Profit or Loss - Summary of Debt Securities at Fair Value Through Profit or Loss (Parenthetical) (Detail) | 12 Months Ended
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Dec. 31, 2020
Government securities [member] | Federal government treasury bonds at discount in pesos - Maturity: 01-29-2021 | Level 1 [member] |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 01-29-2021
Government securities [member] | Federal government treasury bonds at discount in pesos - Maturity: 02-26-2021 | Level 1 [member] |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 02-26-2021
Government securities [member] | Federal government treasury bonds in pesos adjustment by CER - Maturity: 07-22-2021 [member] | Level 1 [member] |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 07-22-2021
Government securities [member] | Federal government treasury bonds in pesos adjustment by CER - Maturity: 08-05-2021 | Level 1 [member] |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 08-05-2021
Government securities [member] | Federal government treasury bonds in pesos BADLAR +100 PB - Maturity: 08-05-2021 | Level 1 [member] |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 08-05-2021
Debt securities at fair value through profit or loss, interest rate basis | BADLAR +100 PB
Government securities [member] | Federal government treasury bonds in pesos adjustment by CER - Maturity: 03-25-2023 | Level 1 [member] |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 03-25-2023
Government securities [member] | Federal government treasury bonds in pesos BADLAR +200 PBS - Maturity: 04-03-2022 | Level 1 [member] |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 04-03-2022
Debt securities at fair value through profit or loss, interest rate basis | BADLAR +200 PBS
Government securities [member] | Federal government treasury bonds in pesos - Private Badlar - Maturity: 11-09-2026 | Level 1 [member] |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 11-09-2026
Government securities [member] | Federal government treasury bonds in pesos adjustment by CER - Maturity: 03-18-2022 | Level 1 [member] |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 03-18-2022
Government securities [member] | Federal government treasury bonds in pesos adjustment by CER - Maturity: 03-25-2024 | Level 1 [member] |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 03-25-2024
Private securities [member] | Corporate bonds Aluar Aluminio Argentino SA Class 003 - Maturity: 07-30-2023 | Level 2 [member] |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 07-30-2023
Private securities [member] | Debt Securities in Financial Trusts Secubono Series 191 Class A - Maturity: 06-29-2020 |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 06-29-2020
Private securities [member] | Corporate Bonds Province of Buenos Aires Bank Class 009 -Maturity: 04-18-2021 |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 04-18-2021
Private securities [member] | Debt Securities in Financial Trusts Chubut Regalías Hidrocarburíferas - Maturity: 07-01-2020 |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 07-01-2020
Private securities [member] | Debt Securities in Financial Trusts Secubono Series 189A - Maturity: 03-30-2020 |
Disclosure of debt securities at fair value through profit or loss [line items] |
Debt securities at fair value through profit or loss, maturity date | 03-30-2020

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- Definition Disclosure of debt securities at fair value through profit or loss [line items] + References No definition available. + Details
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- Definition The basis (reference rate) used for calculation of the interest rate on borrowings. [Refer: Borrowings] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 7 -IssueDate 2020-01-01 -Paragraph 7 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2020-en-r&anchor=para_7&doctype=Standard -URIDate 2020-01-01 + Details
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