XML 200 R180.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Risk Management - Portfolio Concentration Credit Risk Geographic Region (Details) - CLP ($) $ in Millions | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Cash and due from banks |  |
Credit risk |  |
Financial assets | $ 1,057,393 | $ 1,408,167
Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 1,538,578 | 1,379,958
Cash collateral on securities borrowed and reverse repurchase agreements |  |
Credit risk |  |
Financial assets | 91,641 | 55,703
Loans and advances to banks |  |
Credit risk |  |
Financial assets | 760,285 | 1,173,446
Central Bank of Chile |  |
Credit risk |  |
Financial assets | 350,916 | 700,341
Domestic banks |  |
Credit risk |  |
Financial assets | 120,017 | 208,403
Foreign banks |  |
Credit risk |  |
Financial assets | 289,352 | 264,702
Loans to customers |  |
Credit risk |  |
Financial assets | 25,451,513 | 25,398,424
Commercial loans |  |
Credit risk |  |
Financial assets | 13,960,818 | 14,499,035
Residential mortgage loans |  |
Credit risk |  |
Financial assets | 7,477,236 | 6,924,766
Consumer loans |  |
Credit risk |  |
Financial assets | 4,013,459 | 3,974,623
Financial assets available-for-sale |  |
Credit risk |  |
Financial assets | 1,526,315 | 374,470
Instruments issued by the Chilean Government and Central Bank | Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 1,317,164 | 482,346
Instruments issued by the Chilean Government and Central Bank | Financial assets available-for-sale |  |
Credit risk |  |
Financial assets | 356,368 | 59,200
Other instruments issued in Chile | Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 221,092 | 897,227
Other instruments issued in Chile | Financial assets available-for-sale |  |
Credit risk |  |
Financial assets | 1,168,913 | 314,043
Instruments issued by foreign institutions | Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 322 | 385
Instruments issued by foreign institutions | Financial assets available-for-sale |  |
Credit risk |  |
Financial assets | 1,034 | 1,227
Derivative contracts for trading purposes |  |
Credit risk |  |
Financial assets | 1,220,092 | 875,949
Derivative contracts for trading purposes | Forwards |  |
Credit risk |  |
Financial assets | 506,614 | 163,716
Derivative contracts for trading purposes | Swaps |  |
Credit risk |  |
Financial assets | 710,123 | 709,091
Derivative contracts for trading purposes | Call Options |  |
Credit risk |  |
Financial assets | 514 | 1,558
Derivative contracts for trading purposes | Put Options |  |
Credit risk |  |
Financial assets | 2,841 | 1,584
Hedge derivative contracts |  |
Credit risk |  |
Financial assets | 27,849 | 63,700
Hedge derivative contracts | Swaps |  |
Credit risk |  |
Financial assets | 27,849 | 63,700
Domestic banks | Cash and due from banks |  |
Credit risk |  |
Financial assets | 695,213 | 792,398
Domestic banks | Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 1,538,256 | 1,379,573
Domestic banks | Cash collateral on securities borrowed and reverse repurchase agreements |  |
Credit risk |  |
Financial assets | 91,641 | 55,703
Domestic banks | Loans and advances to banks |  |
Credit risk |  |
Financial assets | 470,933 | 908,744
Domestic banks | Central Bank of Chile |  |
Credit risk |  |
Financial assets | 350,916 | 700,341
Domestic banks | Domestic banks |  |
Credit risk |  |
Financial assets | 120,017 | 208,403
Domestic banks | Loans to customers |  |
Credit risk |  |
Financial assets | 25,393,211 | 25,288,046
Domestic banks | Commercial loans |  |
Credit risk |  |
Financial assets | 13,902,516 | 14,388,657
Domestic banks | Residential mortgage loans |  |
Credit risk |  |
Financial assets | 7,477,236 | 6,924,766
Domestic banks | Consumer loans |  |
Credit risk |  |
Financial assets | 4,013,459 | 3,974,623
Domestic banks | Financial assets available-for-sale |  |
Credit risk |  |
Financial assets | 1,525,281 | 373,243
Domestic banks | Instruments issued by the Chilean Government and Central Bank | Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 1,317,164 | 482,346
Domestic banks | Instruments issued by the Chilean Government and Central Bank | Financial assets available-for-sale |  |
Credit risk |  |
Financial assets | 356,368 | 59,200
Domestic banks | Other instruments issued in Chile | Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 221,092 | 897,227
Domestic banks | Other instruments issued in Chile | Financial assets available-for-sale |  |
Credit risk |  |
Financial assets | 1,168,913 | 314,043
Domestic banks | Derivative contracts for trading purposes |  |
Credit risk |  |
Financial assets | 867,977 | 594,047
Domestic banks | Derivative contracts for trading purposes | Forwards |  |
Credit risk |  |
Financial assets | 392,130 | 128,404
Domestic banks | Derivative contracts for trading purposes | Swaps |  |
Credit risk |  |
Financial assets | 472,492 | 462,501
Domestic banks | Derivative contracts for trading purposes | Call Options |  |
Credit risk |  |
Financial assets | 514 | 1,558
Domestic banks | Derivative contracts for trading purposes | Put Options |  |
Credit risk |  |
Financial assets | 2,841 | 1,584
Domestic banks | Hedge derivative contracts |  |
Credit risk |  |
Financial assets |  | 1
Domestic banks | Hedge derivative contracts | Swaps |  |
Credit risk |  |
Financial assets |  | 1
United States | Cash and due from banks |  |
Credit risk |  |
Financial assets | 271,564 | 533,765
United States | Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 322 | 385
United States | Instruments issued by foreign institutions | Financial assets held-for-trading |  |
Credit risk |  |
Financial assets | 322 | 385
United States | Derivative contracts for trading purposes |  |
Credit risk |  |
Financial assets | 102,776 | 117,585
United States | Derivative contracts for trading purposes | Forwards |  |
Credit risk |  |
Financial assets | 23,162 | 12,177
United States | Derivative contracts for trading purposes | Swaps |  |
Credit risk |  |
Financial assets | 79,614 | 105,408
United States | Hedge derivative contracts |  |
Credit risk |  |
Financial assets | 8,632 | 16,836
United States | Hedge derivative contracts | Swaps |  |
Credit risk |  |
Financial assets | 8,632 | 16,836
Brazil | Cash and due from banks |  |
Credit risk |  |
Financial assets |  | 11
Brazil | Loans and advances to banks |  |
Credit risk |  |
Financial assets | 158,524 | 122,913
Brazil | Foreign banks |  |
Credit risk |  |
Financial assets | 158,524 | 122,913
Brazil | Loans to customers |  |
Credit risk |  |
Financial assets |  | 14,075
Brazil | Commercial loans |  |
Credit risk |  |
Financial assets |  | 14,075
Other | Cash and due from banks |  |
Credit risk |  |
Financial assets | 90,616 | 81,993
Other | Loans and advances to banks |  |
Credit risk |  |
Financial assets | 130,828 | 141,789
Other | Foreign banks |  |
Credit risk |  |
Financial assets | 130,828 | 141,789
Other | Loans to customers |  |
Credit risk |  |
Financial assets | 58,302 | 96,303
Other | Commercial loans |  |
Credit risk |  |
Financial assets | 58,302 | 96,303
Other | Financial assets available-for-sale |  |
Credit risk |  |
Financial assets | 1,034 | 1,227
Other | Instruments issued by foreign institutions | Financial assets available-for-sale |  |
Credit risk |  |
Financial assets | 1,034 | 1,227
Other | Derivative contracts for trading purposes |  |
Credit risk |  |
Financial assets | 249,339 | 164,317
Other | Derivative contracts for trading purposes | Forwards |  |
Credit risk |  |
Financial assets | 91,322 | 23,135
Other | Derivative contracts for trading purposes | Swaps |  |
Credit risk |  |
Financial assets | 158,017 | 141,182
Other | Hedge derivative contracts |  |
Credit risk |  |
Financial assets | 19,217 | 46,863
Other | Hedge derivative contracts | Swaps |  |
Credit risk |  |
Financial assets | $ 19,217 | $ 46,863

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfCreditRiskExposureLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount that best represents the maximum exposure to credit risk without taking into account any collateral held or other credit enhancements (for example, netting agreements that do not qualify for offset in accordance with IAS 32). [Refer: Credit risk [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2018-01-01 -Name IFRS -Number 7 -IssueDate 2017-01-01 -Paragraph 35K -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-01&anchor=para_35K_a&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2018-01-01 -Name IFRS -Number 7 -IssueDate 2017-01-01 -Paragraph 36 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-02&anchor=para_36_a&doctype=Standard&book=B -URIDate 2017-03-09 + Details
Name: | ifrs-full_MaximumExposureToCreditRisk
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=bch_CashAndDueFromBanksMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_TradingSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=bch_CashCollateralOnSecuritiesBorrowedAndReverseRepurchaseAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=bch_LoansAndAdvancesToBanksMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=bch_LoansAndAdvancesToChileanCentralBankMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=bch_LoansAndAdvancesToDomesticBanksMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=bch_LoansAndAdvancesToForeignBanksMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=bch_LoansToCustomersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=bch_CommercialLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_MortgagesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_ConsumerLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=bch_FinancialInstrumentsAvailableForSaleMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=bch_InstrumentsIssuedByChileanGovernmentAndCentralBankMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=bch_OtherInstrumentsIssuedInChileMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_CounterpartiesAxis=bch_InstrumentsIssuedByForeignInstitutionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=bch_DerivativeContractsForTradingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_ForwardContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_SwapContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_PurchasedCallOptionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_WrittenPutOptionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfHedgesAxis=bch_DerivativeContractsForHedgingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_GeographicalAreasAxis=ifrs-full_CountryOfDomicileMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_GeographicalAreasAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_GeographicalAreasAxis=country_BR
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_GeographicalAreasAxis=bch_OtherCountriesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |