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Cash and Cash Equivalents and Financial Investments - Additional Information (Detail) - BRL (R$) R$ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Disclosure of Cash and Cash Equivalents and Financial Investments and Hedge Derivative Financial Instruments [Abstract]
Cash, cash equivalents, and financial investments	R$ 4,463,473	R$ 8,672,160

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- Definition

The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents]

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No definition available.

+ Details

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- References

No definition available.

+ Details

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