EQUITY - Operations with non-controlling interests (Details) - BRL (R$) R$ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Effects of changes in ownership interests in subsidiaries
Effect of interest changes in subsidiaries	R$ (18,962)	R$ 12,776	R$ (1,586)
Total Parent company's interest
Effects of changes in ownership interests in subsidiaries
Effect of interest changes in subsidiaries	0	0	0
Non-controlling interests.
Effects of changes in ownership interests in subsidiaries
Other changes	(18,962)	12,776	(1,586)
Effect of interest changes in subsidiaries	R$ (18,962)	R$ 12,776	R$ (1,586)

The increase (decrease) in equity resulting from changes that the entity does not separately disclose in the same statement or note. [Refer: Equity]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 106
-Subparagraph d
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_106_d&doctype=Standard
-URIDate 2021-03-24

Name:	ifrs-full_IncreaseDecreaseThroughTransfersAndOtherChangesEquity
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration