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Income and Social Contribution Taxes - Additional Information (Detail) R$ in Thousands, $ in Thousands | Dec. 31, 2020 BRL (R$) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 BRL (R$) | Dec. 31, 2019 USD ($)
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Disclosure of related party [line items] |  |  |  |
Tax loss carryforwards related to income tax | R$ 1,205,849 | $ 232,041 | R$ 816,802 | $ 202,645
Deferred income and social contribution taxes | 1,588,001 |  | 1,076,223 |
IRPJ [member] |  |  |  |
Disclosure of related party [line items] |  |  |  |
Tax loss carryforwards related to income tax | 1,687,482 |  | 1,268,964 |
CSLL [member] |  |  |  |
Disclosure of related party [line items] |  |  |  |
Tax loss carryforwards related to income tax | R$ 1,689,232 |  | R$ 1,270,714 |

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- Definition Total amount of Deferred income and social contribution taxes on assets. + References No definition available. + Details
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- Definition Tax loss carryforwards related to income tax. + References No definition available. + Details
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- Details
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