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Contractual Assets with Customers - Exclusive Rights - Summary of Contractual Assets with Customers Exclusive Rights Balance and Changes (Detail) - BRL (R$) R$ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosure of contract assets [line items] |  |  |
Initial balance | R$ 1,465,989 | R$ 1,518,477 | R$ 1,502,360
Additions | 549,085 | 330,068 | 390,177
Amortization | (289,436) | (355,250) | (371,825)
Transfer | (19,307) | (27,306) | (2,235)
Final balance | 1,706,331 | R$ 1,465,989 | R$ 1,518,477
Current | 478,908 |  |
Non-current | R$ 1,227,423 |  |

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- Definition The amount of an entity’s right to consideration in exchange for goods or services that the entity has transferred to a customer, when that right is conditioned on something other than the passage of time (for example, the entity’s future performance). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2019-01-01 -Paragraph 105 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2019-en-r&anchor=para_105&doctype=Standard -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2019-01-01 -Paragraph 116 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2019-en-r&anchor=para_116_a&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of current contract assets. [Refer: Contract assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2019-01-01 -Paragraph 105 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2019-en-r&anchor=para_105&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition The amount of non-current contract assets. [Refer: Contract assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2019-01-01 -Paragraph 105 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2019-en-r&anchor=para_105&doctype=Standard -URIDate 2019-03-27 + Details
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- Definition Amortization of contract assets relating to contracts with customers + References No definition available. + Details
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- Definition Disclosure of contract assets. + References No definition available. + Details
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- Definition Increase decrease contract assets relating to contracts with customers + References No definition available. + Details
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- Definition Transfer of contract assets relating to contracts with customers + References No definition available. + Details
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