The applicable income tax rate.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2021-01-01
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The amount of unused tax losses for which no deferred tax asset is recognised in the statement of financial position. [Refer: Unused tax losses [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2021-01-01
-Paragraph 81
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Percentage of taxable profit used to offset loss carryforward.

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Income taxes - Additional Information (Details) - BRL (R$) R$ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Reconciliation of Accounting Profit Multiplied by Applicable Tax Rates [line items]
Brazilian statutory rate	34.00%	34.00%	34.00%
Other subsidiaries
Reconciliation of Accounting Profit Multiplied by Applicable Tax Rates [line items]
Accumulated tax loss carryforwards	R$ 104,920	R$ 36,906
Top of range
Reconciliation of Accounting Profit Multiplied by Applicable Tax Rates [line items]
Percentage of taxable profit used to offset loss carryforward	30.00%