XML 294 R242.htm IDEA: XBRL DOCUMENT
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Risk and Capital Management - Summary of Liquidity Risk (Detail) - BRL (R$) R$ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Jan. 01, 2017
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 201,187 | R$ 181,232 | R$ 154,076
Pension plan, VGBL and individual life operations [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | 197,587 | 177,800 |
Backing asset [Member] | Insurance Operations [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | 3,600 | 3,432 |
LFT, repurchase agreements, NTN-B, CDB, LF and debentures [Member] | Pension plan, VGBL and individual life operations [Member] | Related expenses [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 98 | R$ 95 |
Liabilities(Duration in months) | 128.4 months | 116.8 months |
Assets(Duration in months) | 75.9 months | 78.9 months |
LFT, repurchase agreements, NTN-B, CDB, LF and debentures [Member] | Backing asset [Member] | Insurance Operations [Member] | Unearned Premiums [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 2,111 | R$ 1,882 |
Liabilities(Duration in months) | 56.7 months | 24.7 months |
Assets(Duration in months) | 12.6 months | 12 months |
LFT, repurchase agreements, NTN-B, CDB, LF and debentures [Member] | Backing asset [Member] | Insurance Operations [Member] | IBNR, PDR e PSL [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 927 | R$ 985 |
Liabilities(Duration in months) | 48 months | 20.4 months |
Assets(Duration in months) | 18.5 months | 18.3 months |
LFT, repurchase agreements, NTN-B, CDB, LF and debentures [Member] | Backing asset [Member] | Insurance Operations [Member] | Other Provision [member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 562 | R$ 565 |
Liabilities(Duration in months) | 99.2 months | 70.6 months |
Assets(Duration in months) | 32.3 months | 26.2 months |
LFT, repurchase agreements, NTN-B, CDB and debentures [Member] | Pension plan, VGBL and individual life operations [Member] | Unearned Premiums [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 13 | R$ 16 |
Assets(Duration in months) | 11 months | 9.7 months |
LFT, repurchase agreements, NTN-B, CDB and debentures [Member] | Pension plan, VGBL and individual life operations [Member] | Unsettled Claims [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 43 | R$ 37 |
Assets(Duration in months) | 11 months | 9.8 months |
LFT, repurchase agreements, NTN-B, CDB and debentures [Member] | Pension plan, VGBL and individual life operations [Member] | IBNR [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 25 | R$ 28 |
Liabilities(Duration in months) | 15.4 months | 17 months |
Assets(Duration in months) | 11 months | 9.7 months |
LFT, repurchase agreements, NTN-B, CDB and debentures [Member] | Pension plan, VGBL and individual life operations [Member] | Redemptions And Other Unsettled Amounts [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 310 | R$ 275 |
Assets(Duration in months) | 11 months | 9.8 months |
LFT, repurchase agreements, LTN, NTN-B, NTN-C, NTN-F, CDB, LF and debentures [Member] | Pension plan, VGBL and individual life operations [Member] | Mathematical Reserve For Benefits Granted [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 2,820 | R$ 2,404 |
Liabilities(Duration in months) | 120.4 months | 116.8 months |
Assets(Duration in months) | 71.4 months | 79.1 months |
LFT, repurchase agreements, LTN, NTN-B, NTN-C, NTN-F, CDB, LF and debentures [Member] | Pension plan, VGBL and individual life operations [Member] | Mathematical reserve for benefits to be granted - PGBL/ VGBL [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 187,908 | R$ 169,149 |
Liabilities(Duration in months) | 182 months | 197.2 months |
Assets(Duration in months) | 28.2 months | 38.9 months |
LFT, repurchase agreements, NTN-B, NTN-C, debentures [Member] | Pension plan, VGBL and individual life operations [Member] | Mathematical reserve for benefits to be granted - traditional [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 4,815 | R$ 4,454 |
Liabilities(Duration in months) | 209 months |  |
Assets(Duration in months) | 91.7 months | 95.1 months |
LFT, repurchase agreements, NTN-B, NTN-C, CDB, LF and debentures [Member] | Pension plan, VGBL and individual life operations [Member] | Other Provision [member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 948 | R$ 737 |
Liabilities(Duration in months) | 165.5 months | 116.8 months |
Assets(Duration in months) | 91.7 months | 95.1 months |
LFT, repurchase agreements, NTN-B, NTN-C, CDB, LF and debentures [Member] | Pension plan, VGBL and individual life operations [Member] | Financial surplus [Member] |  |  |
Disclosure Of Liquidity Risk [Line Items] |  |  |
Liabilities (Amount) | R$ 607 | R$ 605 |
Liabilities(Duration in months) | 208.8 months | 116.8 months |
Assets(Duration in months) | 91.5 months | 95 months |

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