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Shareholder's Equity (Details 4 - Textuals 2) R$ / shares in Units, R$ in Thousands |  |  | 12 Months Ended |
--- | --- | --- | --- | ---
Apr. 30, 2022 BRL (R$) shares | Sep. 03, 2018 shares | Dec. 31, 2022 BRL (R$) R$ / shares shares | Dec. 31, 2021 BRL (R$) shares | Jun. 22, 2021 shares
Share Capital |  |  |  |  |
Maximum percentage of shares authorized for issuance |  |  | 3.00% |  |
Premium recognized | shares |  |  | 71,919 |  |
Acquisition of shares upon repurchase program |  |  |  | R$ 23,880 |
Class A common shares |  |  |  |  |
Share Capital |  |  |  |  |
Number of shares approved for issuance | shares |  |  |  |  | 382,266
Premium recognized | shares |  |  | 71,919 |  |
Share-based compensation reserve for granted [member] |  |  |  |  |
Share Capital |  |  |  |  |
Number of share based compensation plans |  |  | 2 |  |
Number of bonus plans |  |  | 1 |  |
Acquisition of shares upon repurchase program |  |  |  |  |
Treasury shares |  |  |  |  |
Share Capital |  |  |  |  |
Acquisition of shares upon repurchase program |  |  | R$ 23,880 | R$ 23,880 |
Number of shres acquired upon repurchase program | shares |  |  | 1,000,000 | 1,000,000 |
Treasury shares | Class A common shares |  |  |  |  |
Share Capital |  |  |  |  |
Number of shres authorized for repurchase program | shares |  |  |  | 1,000,000 |
Acquisition of shares upon repurchase program |  |  |  | R$ 23,880 |
Number of shres acquired upon repurchase program | shares |  |  |  | 1,000,000 |
Cogna Group | Share-based compensation reserve for granted [member] | Restricted share-based compensation plan |  |  |  |  |
Share Capital |  |  |  |  |
Number of shares approved for issuance | shares |  | 19,416,233 |  |  |
Maximum percentage of shares authorized for issuance |  | 1.20% |  |  |
Maximum period from end of vesting period for obligation to transfer shares under share-based plan |  | 10 days |  |  |
Period of continued employment under service conditions |  | 3 years |  |  |
Number of outstanding restricted shares |  |  | 0 | 155,919 |
Grant date fair value | R$ / shares |  |  | R$ 1,058 |  |
Effect of events on compensation in the Consolidated Statement of Profit or Loss |  |  | R$ 557 | R$ 2,234 |
Others | Share-based compensation reserve for granted [member] | Long Term Investment Plan (“ILP”) | Class A common shares |  |  |  |  |
Share Capital |  |  |  |  |
Maximum percentage of shares authorized for issuance |  |  | 3.00% |  |
Effect of events on compensation in the Consolidated Statement of Profit or Loss |  |  | R$ 22,461 | 21,372 |
Number of tranches granted under share-based plan |  |  | 2 |  |
Maximum number of tranches authorized for issuance of shares |  |  | 5 |  |
Vesting period under the plan |  |  | 5 years |  |
Expected volatility |  |  | 30.00% |  |
Effect of events on compensation in the Shareholder’s Equity |  |  | R$ 22,404 | 21,250 |
Labor charges in liabilities |  |  | R$ 58 | R$ 122 |
Others | Share-based compensation reserve for granted [member] | Performance based restricted share units bonus paln |  |  |  |  |
Share Capital |  |  |  |  |
Premium recognized | shares | 99,193 |  |  |  |
Increase (decrease) through exercise of performance based restricted share units | R$ 1,748 |  |  |  |
Labor charges from performance based restricted share units exercised | R$ 1,023 |  |  |  |

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