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Net Sectorial Financial Assets and Liabilities (Details) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | R$ 474,301 | R$ 158,221
Operating revenues, constitution | 1,297,402 | 2,173,139
Operating revenues, amortization | 550,461 | 329,185
Financial results, updating | 135,545 | 32,158
Net sectorial financial assets and liabilities, ending | (101,857) | 474,301
Rate flags | (478,697) | (1,423,066)
Financial Results Constitution | (2,080,869) | (795,336)
Net sectorial financial assets and liabilities, ending | (101,857) | 474,301
Sectorial financial assets, current | 190,699 | 383,740
Other non-current financial assets | 190,699 | 383,740
Other current financial liabilities | (433,914) | (139,770)
Other non-current financial liabilities | (49,341) | (153,409)
Sectorial financial assets, current | 383,740 | 173,465
Sectorial financial assets, current | 190,699 | 383,740
Other non-current financial assets | 383,740 | 173,465
Other non-current financial assets | 190,699 | 383,740
Other current financial liabilities | (139,770) | (188,709)
Other current financial liabilities | (433,914) | (139,770)
Other non-current financial liabilities | (49,341) | (153,409)
Portion A | Electricity purchased for resale - Itaipu |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | 1,286,966 | 463,176
Operating revenues, constitution | 344,732 | 1,133,849
Operating revenues, amortization | (914,566) | (348,804)
Financial results, updating | 102,517 | 38,745
Net sectorial financial assets and liabilities, ending | 819,649 | 1,286,966
Net sectorial financial assets and liabilities, ending | 819,649 | 1,286,966
Portion A | C V A Energ [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | (475,842) | (100,053)
Operating revenues, constitution | (540,360) | 640,205
Operating revenues, amortization | 429,160 | 128,545
Financial results, updating | (36,149) | (1,303)
Net sectorial financial assets and liabilities, ending | (582,059) | (475,842)
Rate flags | 41,132 | (1,143,236)
Net sectorial financial assets and liabilities, ending | (582,059) | (475,842)
Portion A | Charges For Using The Transmission System Basic Grid [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | 180,521 | 176,877
Operating revenues, constitution | 213,107 | 164,203
Operating revenues, amortization | (152,329) | (170,538)
Financial results, updating | 12,467 | 9,979
Net sectorial financial assets and liabilities, ending | 253,766 | 180,521
Net sectorial financial assets and liabilities, ending | 253,766 | 180,521
Portion A | Transport Of Energy Purchased From Itaipu [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | 14,018 | 19,746
Operating revenues, constitution | 8,125 | 10,933
Operating revenues, amortization | (11,823) | (17,746)
Financial results, updating | 386 | 1,085
Net sectorial financial assets and liabilities, ending | 10,706 | 14,018
Net sectorial financial assets and liabilities, ending | 10,706 | 14,018
Portion A | E S S [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | 531,280 | 19,131
Operating revenues, constitution | 417,465 | 728,954
Operating revenues, amortization | (324,194) | (23,429)
Financial results, updating | 46,467 | 2,374
Net sectorial financial assets and liabilities, ending | 227,329 | 531,280
Rate flags | (443,689) | (195,750)
Net sectorial financial assets and liabilities, ending | 227,329 | 531,280
Portion A | C D E [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | (18,786) | (1,872)
Operating revenues, constitution | 392,608 | 22,765
Operating revenues, amortization | (201,781) | (41,260)
Financial results, updating | 28,452 | 1,581
Net sectorial financial assets and liabilities, ending | 200,493 | (18,786)
Net sectorial financial assets and liabilities, ending | 200,493 | (18,786)
Portion A | Proinfa [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | 10,501 | (145)
Operating revenues, constitution | 77,631 | 22,155
Operating revenues, amortization | (53,235) | (11,812)
Financial results, updating | 7,181 | 303
Net sectorial financial assets and liabilities, ending | 42,078 | 10,501
Net sectorial financial assets and liabilities, ending | 42,078 | 10,501
Other financial components | Refunds Of Pis And Cofins [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | (337,350) |
Operating revenues, amortization | 1,164,877 | 364,650
Net sectorial financial assets and liabilities, ending | (765,573) | (337,350)
Financial Results Constitution | (1,593,100) | (702,000)
Net sectorial financial assets and liabilities, ending | (765,573) | (337,350)
Other financial components | Neutrality |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | 81,177 | 77,265
Operating revenues, constitution | 94,338 | 60,608
Operating revenues, amortization | (81,461) | (57,925)
Financial results, updating | 4,544 | 1,229
Net sectorial financial assets and liabilities, ending | 98,598 | 81,177
Net sectorial financial assets and liabilities, ending | 98,598 | 81,177
Other financial components | Offset Of Energy Surplus Deficit Under C C E A R Bilateral Contracts [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | (184) | 36,395
Operating revenues, constitution | (239) | (383)
Operating revenues, amortization | 385 | (36,196)
Financial results, updating | (148) |
Net sectorial financial assets and liabilities, ending | (186) | (184)
Net sectorial financial assets and liabilities, ending | (186) | (184)
Other financial components | Hydrological risk |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | (604,152) | (474,111)
Operating revenues, constitution | (463,625) | (562,663)
Operating revenues, amortization | 570,582 | 443,644
Financial results, updating | (27,611) | (11,022)
Net sectorial financial assets and liabilities, ending | (524,806) | (604,152)
Net sectorial financial assets and liabilities, ending | (524,806) | (604,152)
Other financial components | Tariff refunds |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | (198,997) | (193,669)
Operating revenues, constitution | (66,898) | (97,684)
Operating revenues, amortization | 101,685 | 100,956
Financial results, updating | (11,250) | (8,600)
Net sectorial financial assets and liabilities, ending | (175,460) | (198,997)
Net sectorial financial assets and liabilities, ending | (175,460) | (198,997)
Other financial components | Overcontracting |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | (78,596) | 130,677
Operating revenues, constitution | 522,321 | (99,743)
Operating revenues, amortization | 53,319 | (23,230)
Financial results, updating | 15,420 | (2,220)
Net sectorial financial assets and liabilities, ending | 436,324 | (78,596)
Rate flags | (76,140) | (84,080)
Net sectorial financial assets and liabilities, ending | 436,324 | (78,596)
Other financial components | Itaipu Bonus [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | (26,451) |
Operating revenues, constitution | 46,915 | 60,065
Operating revenues, amortization | (6,240) |
Financial results, updating | (4,568) | 220
Net sectorial financial assets and liabilities, ending | 4,943 | (26,451)
Financial Results Constitution | (4,713) | (86,736)
Net sectorial financial assets and liabilities, ending | 4,943 | (26,451)
Other financial components | Water Shortage Account [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning |  |
Operating revenues, constitution |  |
Operating revenues, amortization | 76,949 |
Financial results, updating | (2,293) |
Net sectorial financial assets and liabilities, ending | (71,188) |
Financial Results Constitution | (145,844) |
Net sectorial financial assets and liabilities, ending | (71,188) |
Other financial components | C D E Eletrobras [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning |  |
Operating revenues, constitution | 165,214 |
Operating revenues, amortization |  |
Financial results, updating | (13,803) |
Net sectorial financial assets and liabilities, ending | (184,100) |
Financial Results Constitution | (335,511) |
Net sectorial financial assets and liabilities, ending | (184,100) |
Other financial components | Others [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | 110,196 |
Operating revenues, constitution | 86,068 |
Operating revenues, amortization | (100,867) |
Financial results, updating | 13,933 |
Net sectorial financial assets and liabilities, ending | 107,629 | 110,196
Financial Results Constitution | (1,701) |
Net sectorial financial assets and liabilities, ending | 107,629 | 110,196
Other financial components | Other [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Net sectorial financial assets and liabilities, beginning | R$ 110,196 | 4,804
Operating revenues, constitution |  | 89,875
Operating revenues, amortization |  | 22,330
Financial results, updating |  | (213)
Net sectorial financial assets and liabilities, ending |  | 110,196
Financial Results Constitution |  | (6,600)
Net sectorial financial assets and liabilities, ending |  | R$ 110,196

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