XML 111 R94.htm IDEA: XBRL DOCUMENT
v3.21.1

Summary of Significant Accounting Policies (Details) - Schedule of estimated useful lives | 12 Months Ended
--- | ---
Dec. 31, 2020
Buildings [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of estimated useful lives [Line Items] |
Estimated useful life | 50 years
Installations (in general) [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of estimated useful lives [Line Items] |
Estimated useful life | 10 years
Equipment [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of estimated useful lives [Line Items] |
Estimated useful life | 5 years
Office furniture [Member] |
Summary of Significant Accounting Policies (Details) - Schedule of estimated useful lives [Line Items] |
Estimated useful life | 5 years

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

X
- Definition Represents the information pertaining to estimated useful life of the assets, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | bch_UsefulLifeOfAssets
Namespace Prefix: | bch_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=ifrs-full_BuildingsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=bch_InstallationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=bch_EquipmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=ifrs-full_OfficeEquipmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |