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Provisions for Legal Claims and Contingent Liabilities (Details) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | R$ 2,037,599 | R$ 1,597,365
Provision for litigations, additions | 360,449 | 694,110
Provision for litigations, reversals | (186,170) | (122,873)
Construction cost, additions/(rev.) | (25,945) | 3,583
Monetary restatement | 77,715 | 73,208
Additions to assets | (41,380) | 37,551
Settlement | (373,616) | (242,212)
Transfers/others | (19,736) | (3,133)
Provisions for legal claims, ending | 1,828,916 | 2,037,599
Current provisions | 336,000 |
Non current provisions | 1,492,916 |
Tax [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | 201,750 | 181,115
Provision for litigations, additions | 15,739 | 30,667
Provision for litigations, reversals | (7,444) | (2,424)
Construction cost, additions/(rev.) |  |
Monetary restatement | 7,355 | 8,147
Additions to assets |  |
Settlement | (15,955) | (9,764)
Transfers/others | 6,985 | (5,991)
Provisions for legal claims, ending | 208,430 | 201,750
Tax [Member] | Cofins [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | 123,564 | 110,059
Provision for litigations, additions |  | 15,109
Provision for litigations, reversals |  | (1,604)
Construction cost, additions/(rev.) |  |
Monetary restatement | 9,807 |
Additions to assets |  |
Settlement |  |
Transfers/others |  |
Provisions for legal claims, ending | 133,371 | 123,564
Tax [Member] | Others [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | 78,186 | 71,056
Provision for litigations, additions | 15,739 | 15,558
Provision for litigations, reversals | (7,444) | (820)
Construction cost, additions/(rev.) |  |
Monetary restatement | (2,452) | 8,147
Additions to assets |  |
Settlement | (15,955) | (9,764)
Transfers/others | 6,985 | (5,991)
Provisions for legal claims, ending | 75,059 | 78,186
Labors [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | 536,464 | 569,756
Provision for litigations, additions | 103,947 | 86,895
Provision for litigations, reversals | (65,303) | (2,778)
Construction cost, additions/(rev.) |  |
Monetary restatement | 43,877 | 22,007
Additions to assets | (91) |
Settlement | (231,859) | (139,416)
Transfers/others | (396) |
Provisions for legal claims, ending | 386,639 | 536,464
Employee Benefits [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | 30,126 | 37,148
Provision for litigations, additions | 12,234 | 13,270
Provision for litigations, reversals | (4,328) | (19,672)
Construction cost, additions/(rev.) |  |
Monetary restatement |  |
Additions to assets |  |
Settlement | (516) | (620)
Transfers/others |  |
Provisions for legal claims, ending | 37,516 | 30,126
Civil [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | 1,260,766 | 706,191
Provision for litigations, additions | 144,821 | 553,490
Provision for litigations, reversals | (24,331) | (13,888)
Construction cost, additions/(rev.) | (25,945) | 3,583
Monetary restatement | 25,894 | 47,705
Additions to assets | (41,289) | 37,551
Settlement | (124,998) | (76,724)
Transfers/others | (26,325) | 2,858
Provisions for legal claims, ending | 1,188,593 | 1,260,766
Civil [Member] | Civil And Administrative Claims [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | 958,111 | 433,437
Provision for litigations, additions | 134,634 | 545,243
Provision for litigations, reversals | (19,782) | (3,925)
Construction cost, additions/(rev.) |  |
Monetary restatement | 26,818 | 47,553
Additions to assets | 278 |
Settlement | (119,067) | (67,055)
Transfers/others | (26,325) | 2,858
Provisions for legal claims, ending | 954,667 | 958,111
Civil [Member] | Easements [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | 138,724 | 138,069
Provision for litigations, additions | 1,748 | 3,594
Provision for litigations, reversals |  | (90)
Construction cost, additions/(rev.) | (21,596) | (722)
Monetary restatement |  |
Additions to assets | 1,133 | 627
Settlement | (5,884) | (2,754)
Transfers/others |  |
Provisions for legal claims, ending | 114,125 | 138,724
Civil [Member] | Expropriations And Property [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | 154,912 | 125,028
Provision for litigations, additions | 6,856 | 2,195
Provision for litigations, reversals | (1,461) | (8,113)
Construction cost, additions/(rev.) | (4,349) | 4,305
Monetary restatement | (535) |
Additions to assets | (42,700) | 36,924
Settlement | 41 | (5,427)
Transfers/others |  |
Provisions for legal claims, ending | 112,764 | 154,912
Civil [Member] | Customers [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | 3,750 | 3,755
Provision for litigations, additions | 319 | 2,039
Provision for litigations, reversals | (1,676) | (630)
Construction cost, additions/(rev.) |  |
Monetary restatement |  | 74
Additions to assets |  |
Settlement | 51 | (1,488)
Transfers/others |  |
Provisions for legal claims, ending | 2,444 | 3,750
Civil [Member] | Environmental [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | 5,269 | 5,902
Provision for litigations, additions | 1,264 | 419
Provision for litigations, reversals | (1,412) | (1,130)
Construction cost, additions/(rev.) |  |
Monetary restatement | (389) | 78
Additions to assets |  |
Settlement | (139) |
Transfers/others |  |
Provisions for legal claims, ending | 4,593 | 5,269
Regulatory [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Provisions for legal claims, beginning | 8,493 | 103,155
Provision for litigations, additions | 83,708 | 9,788
Provision for litigations, reversals | (84,764) | (84,111)
Construction cost, additions/(rev.) |  |
Monetary restatement | 589 | (4,651)
Additions to assets |  |
Settlement | (288) | (15,688)
Transfers/others |  |
Provisions for legal claims, ending | R$ 7,738 | R$ 8,493

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