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FINANCIAL INSTRUMENTS AND RISKS MANAGEMENT - Risk classification of trade accounts receivable (Details) - Trade accounts receivable - BRL (R$) R$ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
FINANCIAL INSTRUMENTS AND RISKS MANAGEMENT
Expected credit losses	R$ 21,109	R$ 34,763	R$ 41,889
Credit risk
FINANCIAL INSTRUMENTS AND RISKS MANAGEMENT
Credit risk exposure	9,628,121	6,566,228
Expected credit losses	21,109	34,763
Credit risk | Low | Current and overdue to up 30 days
FINANCIAL INSTRUMENTS AND RISKS MANAGEMENT
Credit risk exposure	9,430,244	6,491,726
Credit risk | Average | Overdue between 30 and 90 days
FINANCIAL INSTRUMENTS AND RISKS MANAGEMENT
Credit risk exposure	129,900	19,147
Credit risk | High | Overdue more than 90 days
FINANCIAL INSTRUMENTS AND RISKS MANAGEMENT
Credit risk exposure	R$ 67,977	R$ 55,355

X

- Definition

The amount of an allowance account used to record impairments to financial assets due to credit losses. [Refer: Financial assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2023-01-01
-Name IFRS
-Number 7
-IssueDate 2022-03-24
-Paragraph 16
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2017-en-b&anchor=para_16&doctype=Standard&book=b
-URIDate 2022-03-24

+ Details

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

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- Definition

The amount of credit exposure that has not been rated by external rating agencies. [Refer: Credit exposure]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Note Expiry date 2023-01-01
-Name IFRS
-Number 7
-IssueDate 2022-03-24
-Paragraph 36
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2017-en-b&anchor=para_36_c&doctype=Standard&book=b
-URIDate 2022-03-24

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Note Expiry date 2023-01-01
-Name IFRS
-Number 7
-IssueDate 2022-03-24
-Paragraph IG24
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2017-en-b&anchor=para_IG24_c&doctype=Implementation%20Guidance&book=b
-URIDate 2022-03-24

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