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Loans, financing and debentures - Fundraising cost (Details) - BRL (R$) R$ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023
Total |  |
Disclosure of detailed information about borrowings [line items] |  |
Cost | R$ 1,124,181 |
Amortization | 655,693 |
Balance to be amortized | 468,488 | R$ 371,281
Bonds |  |
Disclosure of detailed information about borrowings [line items] |  |
Cost | 434,970 |
Amortization | 266,520 |
Balance to be amortized | 168,450 | 164,825
NCE |  |
Disclosure of detailed information about borrowings [line items] |  |
Cost | 125,222 |
Amortization | 125,222 |
Balance to be amortized |  | 2,696
Export credits (“export prepayments”) |  |
Disclosure of detailed information about borrowings [line items] |  |
Cost | 219,946 |
Amortization | 156,866 |
Balance to be amortized | 63,080 | 52,162
Debentures |  |
Disclosure of detailed information about borrowings [line items] |  |
Cost | 159,675 |
Amortization | 34,012 |
Balance to be amortized | 125,663 | 102,235
BNDES |  |
Disclosure of detailed information about borrowings [line items] |  |
Cost | 81,730 |
Amortization | 55,953 |
Balance to be amortized | 25,777 | 9,854
IFC - International Finance Corporation |  |
Disclosure of detailed information about borrowings [line items] |  |
Cost | 81,726 |
Amortization | 3,007 |
Balance to be amortized | 78,719 | 38,911
Others |  |
Disclosure of detailed information about borrowings [line items] |  |
Cost | 20,912 |
Amortization | 14,113 |
Balance to be amortized | R$ 6,799 | R$ 598

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