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Financial Instruments and Risk Management - Schedule of Financial Instruments at Interest Rates (Details) R$ in Millions | Dec. 31, 2023 BRL (R$)
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Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Financial assets held for managing liquidity risk | R$ 12,956
Fixed interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Financial assets held for managing liquidity risk | 15,973
Not later than one month [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 64
Interest | 5
Not later than one month [member] | Fixed interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 2,918
Interest | 5
Later than one month and not later than three months [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 438
Interest | 68
Later than one month and not later than three months [member] | Fixed interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 601
Later than three months and not later than one year [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 2,242
Interest | 790
Later than one year and not later than five years [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 6,598
Interest | 1,183
Later than five years [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 1,443
Interest | 125
Loans Financings And Debentures [Member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Financial assets held for managing liquidity risk | 12,068
Loans Financings And Debentures [Member] | Not later than one month [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 45
Interest | 2
Loans Financings And Debentures [Member] | Later than one month and not later than three months [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 398
Interest | 62
Loans Financings And Debentures [Member] | Later than three months and not later than one year [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 2,152
Interest | 768
Loans Financings And Debentures [Member] | Later than one year and not later than five years [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 6,314
Interest | 1,091
Loans Financings And Debentures [Member] | Later than five years [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 1,140
Interest | 96
Onerous Concessions [Member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Financial assets held for managing liquidity risk | 33
Onerous Concessions [Member] | Later than one month and not later than three months [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 1
Onerous Concessions [Member] | Later than three months and not later than one year [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 3
Onerous Concessions [Member] | Later than one year and not later than five years [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 13
Onerous Concessions [Member] | Later than five years [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 16
Debt with pension plan (forluz) [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Financial assets held for managing liquidity risk | 92
Debt with pension plan (forluz) [member] | Not later than one month [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 15
Debt with pension plan (forluz) [member] | Later than one month and not later than three months [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 30
Interest | 1
Debt with pension plan (forluz) [member] | Later than three months and not later than one year [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 46
Deficit of the pension plan (forluz) [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Financial assets held for managing liquidity risk | 763
Deficit of the pension plan (forluz) [member] | Not later than one month [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 4
Interest | 3
Deficit of the pension plan (forluz) [member] | Later than one month and not later than three months [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 9
Interest | 5
Deficit of the pension plan (forluz) [member] | Later than three months and not later than one year [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 41
Interest | 22
Deficit of the pension plan (forluz) [member] | Later than one year and not later than five years [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 271
Interest | 92
Deficit of the pension plan (forluz) [member] | Later than five years [member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 287
Interest | 29
Suppliers [Member] | Floating interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Financial assets held for managing liquidity risk | 3,017
Suppliers [Member] | Not later than one month [member] | Fixed interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | 2,854
Suppliers [Member] | Later than one month and not later than three months [member] | Fixed interest rate [member] |
Disclosure of detailed information about financial instruments [line items] |
Principal | R$ 163

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