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GOODWILL - Changes in Goodwill (Details) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Changes in goodwill |  |  |
Goodwill at beginning of the year | R$ 12,103,519 | R$ 9,469,311 | R$ 9,112,390
Foreign exchange effect | 873,906 | 2,634,208 | 356,921
Results in operations with subsidiary and joint ventures (note 3,4) | (549,898) |  |
Goodwill at end of the year | 12,427,527 | 12,103,519 | 9,469,311
Gross cost |  |  |
Changes in goodwill |  |  |
Goodwill at beginning of the year | 22,421,588 | 17,445,205 | 16,783,958
Foreign exchange effect | 1,469,190 | 4,976,383 | 661,247
Results in operations with subsidiary and joint ventures (note 3,4) | (549,898) |  |
Goodwill at end of the year | 23,340,880 | 22,421,588 | 17,445,205
Accumulated impairment losses |  |  |
Changes in goodwill |  |  |
Goodwill at beginning of the year | (10,318,069) | (7,975,894) | (7,671,568)
Foreign exchange effect | (595,284) | (2,342,175) | (304,326)
Goodwill at end of the year | R$ (10,913,353) | R$ (10,318,069) | R$ (7,975,894)

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- Definition Amount of increase (decrease) through Results in Operations with Subsidiary and Joint Ventures, Goodwill. + References No definition available. + Details
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- Definition The amount of assets representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognised. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2021-01-01 -Paragraph B67 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B67_d&doctype=Appendix&subtype=B -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2021-01-01 -Paragraph 134 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2021-en-r&anchor=para_134_a&doctype=Standard -URIDate 2021-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2021-01-01 -Paragraph 135 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2021-en-r&anchor=para_135_a&doctype=Standard -URIDate 2021-03-24 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 54 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_54_c&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The increase (decrease) in goodwill resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2021-01-01 -Paragraph B67 -Subparagraph d -Clause vi -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2021-en-r&anchor=para_B67_d_vi&doctype=Appendix&subtype=B -URIDate 2021-03-24 + Details
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