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Provisions - Summary of Expected Term to Settle Obligations (Detail) - ARS ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | --- | ---
Disclosure of other provisions [line items] |  |  |
Provisions | $ 1,310,517 | $ 2,006,052 | $ 2,212,835
For administrative, disciplinary and criminal penalties [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 718 | 977 | 1,503
Letter of credits, guarantee and other commitments [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 23,200 | 23,514 | 22,472
Commercial claims [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 689,117 | 1,142,840 | 1,196,640
Legal proceedings provision [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 227,751 | 241,424 | 230,566
Pension Funds - Reimbursement [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 88,851 | 217,622 | 260,269
Miscellaneous other provisions [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 280,880 | $ 379,675 | $ 501,385
Current [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 787,999 |  |
Current [member] | For administrative, disciplinary and criminal penalties [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 718 |  |
Current [member] | Letter of credits, guarantee and other commitments [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 23,200 |  |
Current [member] | Commercial claims [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 434,658 |  |
Current [member] | Legal proceedings provision [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 47,239 |  |
Current [member] | Pension Funds - Reimbursement [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 32,005 |  |
Current [member] | Miscellaneous other provisions [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 250,179 |  |
Later than one year [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 522,518 |  |
Later than one year [member] | Commercial claims [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 254,459 |  |
Later than one year [member] | Legal proceedings provision [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 180,512 |  |
Later than one year [member] | Pension Funds - Reimbursement [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | 56,846 |  |
Later than one year [member] | Miscellaneous other provisions [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Provisions | $ 30,701 |  |

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The amount of liabilities of uncertain timing or amount. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 54 -Subparagraph l -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_54_l&doctype=Standard -URIDate 2020-01-01 + Details
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