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Presentation of Financial Statements and Summary of Significant Accounting Policies - Additional Information (Detail) R$ in Thousands, $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2021 BRL (R$) | Dec. 31, 2020 BRL (R$) | Dec. 31, 2019 BRL (R$) | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2018 BRL (R$)
Basis Of Presentation And Summary Of Significant Accounting Policies [line items] |  |  |  |  |  |
Statutory tax rates in Brazil | 34.00% | 34.00% | 34.00% |  |  |
Cumulative translation adjustments | R$ 304,645 | R$ 231,596 | R$ 102,427 |  |  | R$ 65,857
Gains and losses from changes in foreign investments | 2,309 | R$ 15,126 | R$ 2,017 |  |  |
Notional amount | $ |  |  |  | $ 90,000 | $ 90,000 |
Extrafarma [member] |  |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [line items] |  |  |  |  |  |
Impairment loss of assets before tax effect | 427,529 |  |  |  |  |
Deferred income and social contribution tax expense (benefit) on impairment loss of assets | (145,360) |  |  |  |  |
Net impairment loss of assets | R$ 282,169 |  |  |  |  |
IRPJ [member] |  |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [line items] |  |  |  |  |  |
Statutory tax rates in Brazil | 25.00% |  |  |  |  |
CSLL [member] |  |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [line items] |  |  |  |  |  |
Statutory tax rates in Brazil | 9.00% |  |  |  |  |
Foreign loans [member] | IPP [member] |  |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [line items] |  |  |  |  |  |
Borrowings, interest rate basis | 104.9% of DI |  |  |  |  |
Foreign loans [member] | LIBOR [member] | IPP [member] |  |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [line items] |  |  |  |  |  |
Borrowings, maturity date | June 2022 |  |  |  |  |
Notional amount | R$ 279 |  |  | $ 50,000 |  |
Borrowings, interest rate basis | LIBOR |  |  |  |  |
Bottom of range [member] |  |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [line items] |  |  |  |  |  |
Terms of reseller financing | 12 months |  |  |  |  |
Reseller financing rate per month | 0.00% |  |  |  |  |
Top of range [member] |  |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [line items] |  |  |  |  |  |
Terms of reseller financing | 60 months |  |  |  |  |
Reseller financing rate per month | 1.00% |  |  |  |  |
Weighted average [member] |  |  |  |  |  |
Basis Of Presentation And Summary Of Significant Accounting Policies [line items] |  |  |  |  |  |
Terms of reseller financing | 40 months |  |  |  |  |

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