XML 172 R155.htm IDEA: XBRL DOCUMENT
v3.21.1

Borrowings from Financial Institutions (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 CLP ($)
Borrowings from Financial Institutions (Details) [Line Items] |
Commercial and consumer loans percentage | 15.00%
Bank financing facilities | $ 3,110,600
Commercial loan | 2,021,688
Fixed income securities | 350,154
Central Bank of Chile [Member] |
Borrowings from Financial Institutions (Details) [Line Items] |
Bank financing facilities | $ 2,371,842

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

X
- Definition Commercial and consumer loans percentage. + References No definition available. + Details
Name: | bch_CommercialAndConsumerLoansPercentage
Namespace Prefix: | bch_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of bank acceptances recognised as liabilities. + 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_BankAcceptanceLiabilities
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of commercial paper issued by the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_112_c&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_CommercialPapersIssued
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of interest income on cash and bank balances at central banks. [Refer: Interest income; Cash and bank balances at central banks] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_112_c&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_InterestIncomeOnCashAndBankBalancesAtCentralBanks
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | bch_BankAxis=bch_CentralBankOfChileMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |