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CASH AND CASH EQUIVALENTS (Details) - BRL (R$) R$ in Thousands | Jun. 30, 2023 | Dec. 31, 2022 | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | --- | --- | ---
Cash equivalents |  |  |  |
Total cash and cash equivalents | R$ 11,860,415 | R$ 9,505,951 | R$ 7,712,081 | R$ 13,590,776
Cash and banks |  |  |  |
Cash and cash equivalents |  |  |  |
Cash and banks | R$ 10,327,055 | 8,064,193 |  |
Fixed | Cash and banks |  |  |  |
Cash equivalents |  |  |  |
Average yield p.a. % | 5.34% |  |  |
Local | Fixed-term deposits (Compromised) |  |  |  |
Cash equivalents |  |  |  |
Fixed-term deposits | R$ 560,985 | R$ 1,441,758 |  |
Local | CDI | Fixed-term deposits (Compromised) |  |  |  |
Cash equivalents |  |  |  |
Percentage of basis used to calculate interest rate | 97.30% |  |  |
Foreign | Fixed-term deposits |  |  |  |
Cash equivalents |  |  |  |
Fixed-term deposits | R$ 972,375 |  |  |
Foreign | Fixed | Fixed-term deposits |  |  |  |
Cash equivalents |  |  |  |
Average yield p.a. % | 6.01% |  |  |

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- Definition The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2022-03-24 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2022-en-r&anchor=para_45&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2022-03-24 -Paragraph B13 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2022-en-r&anchor=para_B13_a&doctype=Appendix&subtype=B -URIDate 2022-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 54 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_54_i&doctype=Standard -URIDate 2022-03-24 + Details
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