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Insurance Contracts and Private Pension - Summary of Deferred Acquisition Costs (Detail) - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Disclosure of reinsurance assets [Line Items] |  |
Beginning Balance | R$ 409 | R$ 253
Increase | 1,156 | 1,001
Amortization | (1,070) | (845)
Ending Balance | 495 | 409
Up to one year [member] |  |
Disclosure of reinsurance assets [Line Items] |  |
Beginning Balance | 334 |
Ending Balance | 389 | 334
Non-current [Member] |  |
Disclosure of reinsurance assets [Line Items] |  |
Beginning Balance | 75 |
Ending Balance | R$ 106 | R$ 75

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- Definition The amount of amortisation of deferred losses (gains) arising from the purchase of reinsurance. [Refer: Depreciation and amortisation expense; Gains (losses) recognised in profit or loss on buying reinsurance] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2021-01-01 -Name IFRS -Number 4 -IssueDate 2019-01-01 -Paragraph 37 -Subparagraph b -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=4&code=ifrs-tx-2019-en-b&anchor=para_37_b_ii&doctype=Standard&book=b -URIDate 2019-03-27 + Details
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- Definition The increase (decrease) in reinsurance assets. [Refer: Reinsurance assets] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Note Expiry date 2021-01-01 -Name IFRS -Number 4 -IssueDate 2019-01-01 -Paragraph IG37 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=4&code=ifrs-tx-2019-en-b&anchor=para_IG37&doctype=Implementation%20Guidance&book=b -URIDate 2019-03-27 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Note Expiry date 2021-01-01 -Name IFRS -Number 4 -IssueDate 2019-01-01 -Paragraph 37 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=4&code=ifrs-tx-2019-en-b&anchor=para_37_e&doctype=Standard&book=b -URIDate 2019-03-27 + Details
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- Definition The amount of a cedant’s net contractual rights under a reinsurance contract. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2021-01-01 -Name IFRS -Number 4 -IssueDate 2019-01-01 -Paragraph 37 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=4&code=ifrs-tx-2019-en-b&anchor=para_37_e&doctype=Standard&book=b -URIDate 2019-03-27 + Details
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- Definition Disclosure of reinsurance assets. + References No definition available. + Details
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- Details
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- Details
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