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13 Taxes (Details 2) - BRL (R$) R$ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
DisclosureOfTaxesLineItems [Line Items] |  |
Other current taxes recoverable | R$ 1,565,323 | R$ 205,060
Other noncurrent taxes recoverable | 4,539,498 | 322,011
Other current tax obligations | 490,608 | 501,068
Other noncurrent tax obligations | 622,483 | 662,114
Recoverable ICMS (VAT) [member] |  |
DisclosureOfTaxesLineItems [Line Items] |  |
Other current taxes recoverable | 89,942 | 103,977
Other noncurrent taxes recoverable | 84,376 | 74,568
Recoverable PIS/Pasep and Cofins Taxes [member] |  |
DisclosureOfTaxesLineItems [Line Items] |  |
Other current taxes recoverable | 1,474,119 | 98,942
Other noncurrent taxes recoverable | 4,421,403 | 213,667
Other Recoverable Taxes [member] |  |
DisclosureOfTaxesLineItems [Line Items] |  |
Other current taxes recoverable | 1,262 | 2,141
Other noncurrent taxes recoverable | 33,719 | 33,776
ICMS (VAT) payable [member] |  |
DisclosureOfTaxesLineItems [Line Items] |  |
Other current tax obligations | 201,138 | 179,662
PIS/Pasep and Cofins Payable [member] |  |
DisclosureOfTaxesLineItems [Line Items] |  |
Other current tax obligations | 179,133 | 125,197
IRRF on JSCP [member] |  |
DisclosureOfTaxesLineItems [Line Items] |  |
Other current tax obligations | 43,950 | 117,807
Special Tax Regularization Program - Pert [member] |  |
DisclosureOfTaxesLineItems [Line Items] |  |
Other current tax obligations | 50,565 | 49,310
Ordinary Financing of Taxes With The Federal Tax Authorities [member] |  |
DisclosureOfTaxesLineItems [Line Items] |  |
Other current tax obligations |  | 18,063
Other Taxes [member] |  |
DisclosureOfTaxesLineItems [Line Items] |  |
Other current tax obligations | 15,822 | 11,029
Social Security Contributions - Injunction on Judicial Deposit [member] |  |
DisclosureOfTaxesLineItems [Line Items] |  |
Other noncurrent tax obligations | 209,145 | 209,747
Special Tax Regularization Program - Pert [member] |  |
DisclosureOfTaxesLineItems [Line Items] |  |
Other noncurrent tax obligations | 408,738 | 447,897
Other Taxes [member] |  |
DisclosureOfTaxesLineItems [Line Items] |  |
Other noncurrent tax obligations | R$ 4,600 | R$ 4,470

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