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Subsequent events (Details Narrative) - R$ / shares | Mar. 07, 2022 | Feb. 24, 2022 | Jan. 27, 2022 | Dec. 31, 2021 | Oct. 27, 2021 | Aug. 04, 2021 | Apr. 26, 2021 | Dec. 23, 2020 | Mar. 12, 2019
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |  |  |
Repurchase shares program |  |  |  | 2,142,051 |  |  |  |  |
Proportion of ownership interest |  |  |  |  |  | 100.00% |  |  |
Purchase prices per share |  |  |  | R$ 99.76 |  |  | R$ 0.00005 |  |
I Clinic Participacoes S A [Member] |  |  |  |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |  |  |
Proportion of ownership interest |  | 100.00% |  |  |  |  |  |  |
Class A Ordinary Shares [Member] |  |  |  |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |  |  |
Repurchase shares program |  |  | 1,874,457 |  | 1,383,108 |  |  | 1,015,844 |
Class B Ordinary Shares [Member] | Nicolau Carvalho Esteves [Member] |  |  |  |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |  |  |
Repurchase shares program | 6,000,000 |  |  |  |  |  |  |  |
Ordinary shares [member] | Nicolau Carvalho Esteves [Member] |  |  |  |  |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |  |  |  |  |
Repurchase shares program |  |  |  |  |  |  |  |  | 160,000
Purchase prices per share | R$ 26.90 |  |  |  |  |  |  |  |

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