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Presentation of Financial Statements and Summary of Significant Accounting Policies - Summary of difference between the lease obligation disclosed under IAS&#160;17 To IFRS 16 (Detail) - BRL (R$) R$ in Thousands | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
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Disclosure of Difference Between the Lease Obligation Disclosed Under IAS Seventeen to IFRS 16 [Line Items] |  |  |
Leases payable recognized on January 1, 2019 | R$ 1,833,288 | R$ 1,588,673 | R$ 46,066
Lease liabilities [member] |  |  |
Disclosure of Difference Between the Lease Obligation Disclosed Under IAS Seventeen to IFRS 16 [Line Items] |  |  |
Operating lease commitments as of December 31, 2018 | 1,540,994 |  |
Discounted using the incremental borrowing rate on January 1, 2019 | (177,707) |  |
Finance lease liabilities recognized as of December 31, 2018 | 46,066 |  |
(-) Recognition exemption for leases of low amount assets | (33,893) |  |
(-) Recognition exemption for leases with less than 12 months of lease term at transition | (11,657) |  |
(-) Extension options reasonably certain to be exercised |  |  |
Leases payable recognized on January 1, 2019 | R$ 1,363,803 |  |

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- Definition The amount of liabilities related to the entity's leases. Lease is a contract, or part of a contract, that conveys the right to use an underlying asset for a period of time in exchange for consideration. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2019-01-01 -Paragraph 47 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2019-en-r&anchor=para_47_b&doctype=Standard -URIDate 2019-03-27 + Details
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- References No definition available. + Details
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- Definition Discounted Using The Incremental Borrowing Rate + References No definition available. + Details
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- Definition Extension Options Reasonably Certain To Be Exercised + References No definition available. + Details
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- Definition Finance Leases Liabilities. + References No definition available. + Details
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- Definition Low-value leases not recognized as a liability + References No definition available. + Details
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- Definition Operating Lease Commitments + References No definition available. + Details
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- Definition Short Term Leases Not Recognized As A Liability + References No definition available. + Details
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- Details
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