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v3.23.1

Subsequent events - Additional information (Details) - BRL (R$) R$ in Thousands |  | 12 Months Ended
--- | --- | ---
Mar. 03, 2023 | Dec. 31, 2022
Subsequent events |  |
Interest rate basis |  | CDI
Business Acquisition | Escola Start Ltda. [member] |  |
Subsequent events |  |
Proportion of ownership interests held by minority shareholder | 49.00% |
Minority shareholder interest | R$ 11,700 |
Business Acquisition | Escola Start Ltda. [member] | Somos Sistemas de Ensino S.A. ("Somos Sistemas") |  |
Subsequent events |  |
Percentage of voting equity interests acquired | 51.00% |
Purchase consideration | R$ 4,454 |
Number of installments for consideration payment | 2 |
Consideration paid in cash | R$ 4,100 |
Consideration to be paid | R$ 354 |
Interest rate basis | 100% of the CDI |

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