XML 166 R132.htm IDEA: XBRL DOCUMENT v3.25.1
Property, Plant and Equipment (Details 1) - BRL (R$)
R$ in Thousands
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning R$ 10,825,421 R$ 10,069,468
Additions / Impairment 144,087 337,040
Depreciation (574,029) (580,243)
Loss on disposal (32,234) (10,458)
Transfers 1,877 (486)
Business combination effects (Note 1.2)   1,187,108
Reclassi-fication (1,848,425) (177,008)
Property, plant and equipment, ending 8,516,697 10,825,421
Financing and debentures costs R$ 2,820 R$ 2,355
Financing and debenture average rate 0.049% 0.051%
In Service [Member] | Reservoirs Dams And Aqueducts [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning R$ 3,132,338 R$ 3,274,774
Additions / Impairment 0 0
Depreciation (137,424) (142,902)
Loss on disposal (2,852) (14)
Transfers 13,078 480
Business combination effects (Note 1.2)   0
Reclassi-fication (1,021,703) 0
Property, plant and equipment, ending 1,983,437 3,132,338
In Service [Member] | Machinery [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning 6,702,720 5,890,366
Additions / Impairment 29,258 0
Depreciation (388,447) (389,646)
Loss on disposal (6,992) (2,475)
Transfers 196,068 283,777
Business combination effects (Note 1.2)   1,139,428
Reclassi-fication (993,602) (218,730)
Property, plant and equipment, ending 5,539,005 6,702,720
In Service [Member] | Buildings [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning 832,663 841,252
Additions / Impairment 0 0
Depreciation (35,563) (36,707)
Loss on disposal (13,341) (517)
Transfers 32,125 37,804
Business combination effects (Note 1.2)   0
Reclassi-fication (350,462) (9,169)
Property, plant and equipment, ending 465,422 832,663
In Service [Member] | Land [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning 429,764 451,524
Additions / Impairment 0 0
Depreciation (12,027) (10,173)
Loss on disposal (7,272) (647)
Transfers 16,337 4,109
Business combination effects (Note 1.2)   0
Reclassi-fication (96,890) (15,049)
Property, plant and equipment, ending 329,912 429,764
In Service [Member] | Vehicles [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning 1,936 2,342
Additions / Impairment 0 0
Depreciation (489) (458)
Loss on disposal (8) (1)
Transfers 701 53
Business combination effects (Note 1.2)   0
Reclassi-fication (2) 0
Property, plant and equipment, ending 2,138 1,936
In Service [Member] | Furniture And Tools [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning 5,726 6,136
Additions / Impairment 0 0
Depreciation (549) (603)
Loss on disposal (287) (393)
Transfers 948 689
Business combination effects (Note 1.2)   5
Reclassi-fication (269) (108)
Property, plant and equipment, ending 5,569 5,726
In Service [Member] | Provision For Impairment [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning (674,077) (785,205)
Additions / Impairment (27,755) 174,500
Depreciation 0 0
Loss on disposal 0 0
Transfers 0 (171,504)
Business combination effects (Note 1.2)   0
Reclassi-fication 701,832 108,132
Property, plant and equipment, ending 0 (674,077)
In Service [Member] | Special Obligations [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning (6,367) (418)
Additions / Impairment 0 0
Depreciation 470 246
Loss on disposal 0 0
Transfers (12,703) (6,297)
Business combination effects (Note 1.2)   0
Reclassi-fication 58 102
Property, plant and equipment, ending (18,542) (6,367)
In Service [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning 10,424,703 9,680,771
Additions / Impairment 1,503 174,500
Depreciation (574,029) (580,243)
Loss on disposal (30,752) (4,047)
Transfers 246,554 149,111
Business combination effects (Note 1.2)   1,139,433
Reclassi-fication (1,761,038) (134,822)
Property, plant and equipment, ending 8,306,941 10,424,703
In Progress [Member] | Provision For Impairment [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning (14,879) (186,383)
Additions / Impairment 0 0
Depreciation 0 0
Loss on disposal 0 0
Transfers 0 171,504
Business combination effects (Note 1.2)   0
Reclassi-fication 0 0
Property, plant and equipment, ending (14,879) (14,879)
In Progress [Member] | Cost [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning 415,597 575,080
Additions / Impairment 142,584 162,540
Depreciation 0 0
Loss on disposal (1,482) (6,411)
Transfers (244,677) (321,101)
Business combination effects (Note 1.2)   47,675
Reclassi-fication (87,387) (42,186)
Property, plant and equipment, ending 224,635 415,597
In Progress [Member]    
Disclosure of detailed information about property, plant and equipment [line items]    
Property plant and equipments, beginning 400,718 388,697
Additions / Impairment 142,584 162,540
Depreciation 0 0
Loss on disposal (1,482) (6,411)
Transfers (244,677) (149,597)
Business combination effects (Note 1.2)   47,675
Reclassi-fication (87,387) (42,186)
Property, plant and equipment, ending R$ 209,756 R$ 400,718