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Property, Plant and Equipment (Details 3) - Projects [Member] R$ in Thousands	12 Months Ended
	Dec. 31, 2023 BRL (R$)
IfrsStatementLineItems [Line Items]
Property, Plant and Equipment, Cost	R$ 3,058,187
Property, Plant and Equipment, Depreciation	(544,389)
Property, Plant and Equipment, Impairment	(688,956)
Property, Plant and Equipment, Value in use	1,824,842
H P P Colider [Member]
IfrsStatementLineItems [Line Items]
Property, Plant and Equipment, Cost	2,580,309
Property, Plant and Equipment, Depreciation	(386,847)
Property, Plant and Equipment, Impairment	(498,906)
Property, Plant and Equipment, Value in use	1,694,556
Consorcio Tapajos [Member]
IfrsStatementLineItems [Line Items]
Property, Plant and Equipment, Cost	14,879
Property, Plant and Equipment, Depreciation
Property, Plant and Equipment, Impairment	(14,879)
Property, Plant and Equipment, Value in use
Power Plants In Parana [Member]
IfrsStatementLineItems [Line Items]
Property, Plant and Equipment, Cost	462,999
Property, Plant and Equipment, Depreciation	(157,542)
Property, Plant and Equipment, Impairment	(175,171)
Property, Plant and Equipment, Value in use	R$ 130,286

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- Definition

The amount of depreciation of property, plant and equipment. [Refer: Depreciation and amortisation expense; Property, plant and equipment]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 16
-IssueDate 2023-01-01
-Paragraph 73
-Subparagraph e
-Clause vii
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-URIDate 2023-03-23

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 16
-IssueDate 2023-01-01
-Paragraph 75
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-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_75_a&doctype=Standard
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- Definition

The amount of impairment loss recognised in profit or loss for property, plant and equipment. [Refer: Impairment loss recognised in profit or loss; Property, plant and equipment]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 16
-IssueDate 2023-01-01
-Paragraph 73
-Subparagraph e
-Clause v
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=16&code=ifrs-tx-2023-en-r&anchor=para_73_e_v&doctype=Standard
-URIDate 2023-03-23

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

The amount of property, plant and equipment, for which fair value was used as their deemed cost in the opening IFRS statement of financial position. [Refer: Property, plant and equipment]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-URIDate 2023-03-23

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