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Provisions - Summary of Changes in Group's Provisions (Detail) - ARS ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Non current [member] |  |  |
Disclosure of provisions [line items] |  |  |
Provisions beginning balance | $ 83,388 | $ 54,734 | $ 47,358
Increases charged to expenses | 27,564 | 10,126 | 6,823
Decreases charged to income | (5,371) | (14,621) | (1,568)
Amounts incurred due to payments/utilization | (73) | (76) | (25)
Net exchange and translation differences | 43,103 | 50,995 | 8,357
Increases due to business combination |  | 465 |
Result from net monetary position | (92) | (204) |
Reclassifications and other movements | (3,751) | (18,031) | (6,211)
Provisions ending balance | 144,768 | 83,388 | 54,734
Non current [member] | Provision for lawsuits and contingencies [member] |  |  |
Disclosure of provisions [line items] |  |  |
Provisions beginning balance | 21,235 | 11,667 | 9,205
Increases charged to expenses | 18,460 | 3,320 | 2,394
Decreases charged to income | (2,358) | (371) | (1,570)
Amounts incurred due to payments/utilization | (73) | (76) | (25)
Net exchange and translation differences | 7,405 | 6,826 | 1,483
Result from net monetary position | (92) | (204) |
Reclassifications and other movements | (744) | 73 | 180
Provisions ending balance | 43,833 | 21,235 | 11,667
Non current [member] | Provision for environmental liabilities [member] |  |  |
Disclosure of provisions [line items] |  |  |
Provisions beginning balance | 3,720 | 1,196 | 530
Increases charged to expenses | 1,695 | 3,021 | 1,483
Decreases charged to income | (63) |  | (6)
Net exchange and translation differences | 479 | 495 |
Increases due to business combination |  | 465 |
Reclassifications and other movements | (2,003) | (1,457) | (811)
Provisions ending balance | 3,828 | 3,720 | 1,196
Non current [member] | Provision for Hydrocarbon Wells Abandonment Obligations [member] |  |  |
Disclosure of provisions [line items] |  |  |
Provisions beginning balance | 58,433 | 41,871 | 37,623
Increases charged to expenses | 7,409 | 3,785 | 2,946
Decreases charged to income | (2,950) | (14,250) | 8
Net exchange and translation differences | 35,219 | 43,674 | 6,874
Reclassifications and other movements | (1,004) | (16,647) | (5,580)
Provisions ending balance | 97,107 | 58,433 | 41,871
Current [member] |  |  |
Disclosure of provisions [line items] |  |  |
Provisions beginning balance | 4,529 | 2,442 | 1,994
Increases charged to expenses | 9 | 357 | 83
Decreases charged to income | (744) | (266) | (408)
Amounts incurred due to payments/utilization | (4,789) | (2,576) | (1,363)
Net exchange and translation differences | 1,628 | 1,309 | 196
Result from net monetary position |  | 66 |
Reclassifications and other movements | 4,827 | 3,197 | 1,940
Provisions ending balance | 5,460 | 4,529 | 2,442
Current [member] | Provision for lawsuits and contingencies [member] |  |  |
Disclosure of provisions [line items] |  |  |
Provisions beginning balance | 1,123 | 688 | 569
Increases charged to expenses | 9 | 357 | 83
Decreases charged to income | (744) | (266) | (410)
Amounts incurred due to payments/utilization | (194) | (129) | (187)
Net exchange and translation differences | 443 | 471 | 75
Result from net monetary position |  | 66 |
Reclassifications and other movements | 648 | (64) | 558
Provisions ending balance | 1,285 | 1,123 | 688
Current [member] | Provision for environmental liabilities [member] |  |  |
Disclosure of provisions [line items] |  |  |
Provisions beginning balance | 1,622 | 1,018 | 868
Amounts incurred due to payments/utilization | (1,821) | (933) | (661)
Net exchange and translation differences | 106 | 80 |
Reclassifications and other movements | 2,003 | 1,457 | 811
Provisions ending balance | 1,910 | 1,622 | 1,018
Current [member] | Provision for Hydrocarbon Wells Abandonment Obligations [member] |  |  |
Disclosure of provisions [line items] |  |  |
Provisions beginning balance | 1,784 | 736 | 557
Decreases charged to income |  |  | 2
Amounts incurred due to payments/utilization | (2,774) | (1,514) | (515)
Net exchange and translation differences | 1,079 | 758 | 121
Reclassifications and other movements | 2,176 | 1,804 | 571
Provisions ending balance | $ 2,265 | $ 1,784 | $ 736

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- Definition The increase in other provisions resulting from acquisitions through business combinations. [Refer: Business combinations [member]; Other provisions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 37 -IssueDate 2019-01-01 -Paragraph 84 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=37&code=ifrs-tx-2019-en-r&anchor=para_84&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The increase (decrease) in other provisions resulting from foreign currency exchange rate changes on provisions measured in a currency different from the entity's presentation currency. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 37 -IssueDate 2019-01-01 -Paragraph 84 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=37&code=ifrs-tx-2019-en-r&anchor=para_84&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The increase (decrease) in other provisions resulting from transfers and changes that the entity does not separately disclose in the same statement or note. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 37 -IssueDate 2019-01-01 -Paragraph 84 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=37&code=ifrs-tx-2019-en-r&anchor=para_84&doctype=Standard -URIDate 2019-03-27 + 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 2019-01-01 -Paragraph 54 -Subparagraph l -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_54_l&doctype=Standard -URIDate 2019-03-27 + Details
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