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Marketable securities (Details) - BRL (R$) R$ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Disclosure of financial assets [line items] |  |
Marketable Securities | R$ 14,815,013 | R$ 13,267,286
Current | 14,360,936 | 12,823,886
Non-Current | 454,077 | 443,400
Domestic market (Brazil) |  |
Disclosure of financial assets [line items] |  |
Marketable Securities | 12,003,099 | 5,889,009
Foreign market |  |
Disclosure of financial assets [line items] |  |
Marketable Securities | R$ 2,811,914 | 7,378,277
Private Funds | CDI |  |
Disclosure of financial assets [line items] |  |
Percentage of basis used to calculate interest rate | 109.95% |
Private Funds | Domestic market (Brazil) |  |
Disclosure of financial assets [line items] |  |
Marketable Securities | R$ 1,372,479 | 1,295,296
Private Securities | CDI |  |
Disclosure of financial assets [line items] |  |
Percentage of basis used to calculate interest rate | 5.90% |
Private Securities | Domestic market (Brazil) |  |
Disclosure of financial assets [line items] |  |
Marketable Securities | R$ 794,800 |
Private Securities (CDBs) | CDI |  |
Disclosure of financial assets [line items] |  |
Percentage of basis used to calculate interest rate | 101.97% |
Private Securities (CDBs) | Domestic market (Brazil) |  |
Disclosure of financial assets [line items] |  |
Marketable Securities | R$ 9,381,743 | 4,150,313
CDBs - Escrow Account | CDI |  |
Disclosure of financial assets [line items] |  |
Percentage of basis used to calculate interest rate | 101.57% |
CDBs - Escrow Account | Domestic market (Brazil) |  |
Disclosure of financial assets [line items] |  |
Marketable Securities | R$ 454,077 | 443,400
Time Deposits | Foreign market |  |
Disclosure of financial assets [line items] |  |
Marketable Securities | R$ 2,747,563 | 7,333,308
Average yield p.a. % | 6.71% |
Other | Foreign market |  |
Disclosure of financial assets [line items] |  |
Marketable Securities | R$ 64,351 | R$ 44,969

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