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Schedule of legal proceedings and contingencies (Details) - Legal proceedings contingent liability [member] - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
IfrsStatementLineItems [Line Items] |  |  |  |
Balances as of end of the year | R$ 53,139 |  | R$ 5,269 | R$ 3,465
Business combinations | 80,252 |  | 32,576 | 4,372
Additions | 24,744 |  | 19,284 | 2,245
Reversals | (9,848) |  | (3,990) | (4,813)
Balance as of ending of the year | 148,287 |  | 53,139 | 5,269
Labour [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Balances as of end of the year | 4,519 |  | 2,501 | 2,233
Business combinations | 16,597 |  | 2,741 | 3,301
Additions | 5,418 | [1] | 562 | 737
Reversals | (1,044) |  | (1,285) | (3,770)
Balance as of ending of the year | 25,490 |  | 4,519 | 2,501
Civil [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Balances as of end of the year | 13,280 |  | 2,768 | 1,232
Business combinations | 6,017 |  | 2,348 | 1,071
Additions | 5,101 |  | 10,869 | 1,508
Reversals | (1,470) |  | (2,705) | (1,043)
Balance as of ending of the year | 22,928 |  | 13,280 | 2,768
Taxes [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Balances as of end of the year | 35,340 |  |  |
Business combinations | 57,638 |  | 27,487 |
Additions | 14,225 |  | 7,853 |
Reversals | (7,334) |  |  |
Balance as of ending of the year | R$ 99,869 |  | R$ 35,340 |
[1] | The amount of R$ 4,232 is related to tax legal proceedings attributed to the selling shareholders (R$ 9,940 for the year ended December 31, 2020). The same amount was recorded as indemnification assets in the statement of financial position in other assets.

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