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Financial Assets and Liabilities - Summary of Carrying in Loans, Borrowings and Debentures (Detail) - BRL (R$) R$ in Thousands | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
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Disclosure of detailed information about borrowings [line items] |  |  |
Borrowings | R$ 45,659,037 | R$ 42,249,460 | R$ 29,052,215
Brazilian reais (R$) [member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Borrowings | 23,304,742 | 17,022,405 |
U.S. dollar (U.S.$) [member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Borrowings | 21,806,154 | 24,551,500 |
British pound (GBP) [member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Borrowings | 451,824 | 569,352 |
Euro (EUR) [member] |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |
Borrowings | R$ 96,317 | R$ 106,203 |

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