XML 131 R114.htm IDEA: XBRL DOCUMENT
v3.21.1

Loans to Customers at Amortized Cost (Details) $ in Thousands, $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2020 CLP ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 CLP ($)
Loans to Customers at Amortized Cost (Details) [Line Items] |  |  |
Loans to customers | $ 30,101,583 | $ 42,283,443 | $ 29,384,039
Commercial loan guarantee obligations | 2,021,688 |  |
Total over due portfolio | $ 4,625 |  | 7,295
Minimum [Member] |  |  |
Loans to Customers at Amortized Cost (Details) [Line Items] |  |  |
Average life | 2 years |  |
Maximum [Member] |  |  |
Loans to Customers at Amortized Cost (Details) [Line Items] |  |  |
Average life | 15 years |  |
Finance Lease For Real Estate [Member] |  |  |
Loans to Customers at Amortized Cost (Details) [Line Items] |  |  |
Loans to customers | $ 803,238 |  | 779,682
Finance Lease For Other Assets [Member] |  |  |
Loans to Customers at Amortized Cost (Details) [Line Items] |  |  |
Loans to customers | $ 789,969 |  | $ 840,159

X
- Definition Commercial loan guarantee obligations. + References No definition available. + Details
Name: | bch_CommercialLoanGuaranteeObligations
Namespace Prefix: | bch_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Represents the average life of leasing contracts related to real estate, industrial machinery, vehicles and transport equipment. + References No definition available. + Details
Name: | bch_LeasingContractsAverageUsefulLife
Namespace Prefix: | bch_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the overdue portfolio not included in net balance receivable. + References No definition available. + Details
Name: | bch_LoansAreOfPastDue
Namespace Prefix: | bch_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | bch_LoanstoCustomersatAmortizedCostDetailsLineItems
Namespace Prefix: | bch_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of loans and advances the entity has made to customers. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_55&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_LoansAndAdvancesToCustomers
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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