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Taxes - Summary of Tax Liabilities (Detail) - BRL (R$) R$ in Millions | Dec. 31, 2021 | Dec. 31, 2020
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Disclosure Of Tax Liabilities [Abstract] |  |
Taxes and contributions on income payable | R$ 2,450 | R$ 2,878
Deferred tax liabilities (Note 24b II) | 280 | 421
Other | 3,516 | 2,411
Tax liabilities | 6,246 | 5,710
Current | 5,788 | 4,819
Non-current | R$ 458 | R$ 891

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