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13 Taxes (Details Narrative) - BRL (R$) R$ in Thousands | 1 Months Ended |  |  |
--- | --- | --- | --- | ---
Sep. 30, 2019 | Dec. 31, 2020 | May 15, 2020 | Dec. 31, 2019
Disclosure of assets and liabilities with significant risk of material adjustment [line items] |  |  |  |
Unrecognized tax credits |  | R$ 131,655 |  | R$ 34,567
Recoverable PIS/Pasep and Cofins Taxes [member] |  |  |  |
Disclosure of assets and liabilities with significant risk of material adjustment [line items] |  |  |  |
Liabilities |  |  | R$ 2,965 |
Adjusted balance | R$ 83,716 |  |  |
Operating revenue | 100,931 |  |  |
Financial income | 6,522 |  |  |
Amount of tax recoverable | R$ 107,453 |  |  |

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