XML 146 R134.htm IDEA: XBRL DOCUMENT v3.23.2
Property, Plant and Equipment (Details) - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost R$ 19,319,495 R$ 18,977,684
Property, plant and equipment, Accumulated depreciation (9,250,027) (8,835,093)
Property, plant and equipment, net 10,069,468 10,142,591
In service    
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost 18,930,798 18,412,220
Property, plant and equipment, Accumulated depreciation (9,250,027) (8,835,093)
Property, plant and equipment, net 9,680,771 9,577,127
In service | Reservoirs, dams and aqueducts    
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost 8,200,744 8,161,702
Property, plant and equipment, Accumulated depreciation (4,925,970) (4,776,639)
Property, plant and equipment, net 3,274,774 3,385,063
In service | Machinery [member]    
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost 8,951,061 8,409,689
Property, plant and equipment, Accumulated depreciation (3,060,695) (2,840,114)
Property, plant and equipment, net 5,890,366 5,569,575
In service | Buildings [member]    
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost 2,001,801 1,993,695
Property, plant and equipment, Accumulated depreciation (1,160,549) (1,125,862)
Property, plant and equipment, net 841,252 867,833
In service | Land [member]    
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost 510,681 508,164
Property, plant and equipment, Accumulated depreciation (59,157) (49,046)
Property, plant and equipment, net 451,524 459,118
In service | Vehicles [member]    
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost 35,457 33,871
Property, plant and equipment, Accumulated depreciation (33,115) (32,756)
Property, plant and equipment, net 2,342 1,115
In service | Furniture and tools    
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost 17,007 16,400
Property, plant and equipment, Accumulated depreciation (10,871) (10,966)
Property, plant and equipment, net 6,136 5,434
In service | Provision for impairment    
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost (785,205) (710,509)
Property, plant and equipment, net (785,205) (710,509)
In service | Special Obligations    
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost (748) (792)
Property, plant and equipment, Accumulated depreciation 330 290
Property, plant and equipment, net (418) (502)
In progress    
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost 388,697 565,464
Property, plant and equipment, net 388,697 565,464
In progress | Provision for impairment    
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost (186,383) (187,382)
Property, plant and equipment, net (186,383) (187,382)
In progress | Cost    
IfrsStatementLineItems [Line Items]    
Property, plant and equipment, cost 575,080 752,846
Property, plant and equipment, net R$ 575,080 R$ 752,846