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Related Party Transactions (Details) - Schedule of other assets and liabilities with related parties - CLP ($) $ in Millions | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Assets |  |
Cash and due from banks | $ 288,798 | $ 261,386
Transactions in the course of collection | 76,772 | 35,833
Financial assets held-for-trading | 16 | 96
Derivative instruments | 319,120 | 252,748
Investment instruments | 15,045 | 31,548
Other assets | 29,248 | 96,362
Total | 728,999 | 677,973
Liabilities |  |
Demand deposits | 224,675 | 239,139
Transactions in the course of payment | 75,142 | 37,799
Obligations under repurchase agreements | 531 | 24,500
Savings accounts and time deposits | 238,407 | 338,732
Derivative instruments | 313,354 | 355,099
Borrowings from financial institutions | 122,883 | 114,758
Lease liabilities | 10,256 | 10,354
Other liabilities | 56,196 | 14,699
Total | $ 1,041,444 | $ 1,135,080

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- Definition The amount of total assets, resulting from related party transactions. + References No definition available. + Details
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- Definition The amount of borrowings from financial institutions, resulting from related party transactions. + References No definition available. + Details
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- Definition The amount of cash and due from banks, resulting from related party transactions. + References No definition available. + Details
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- Definition The amount of cash collateral on securities lent and repurchase agreements, resulting from related party transactions. + References No definition available. + Details
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- Definition The amount of demand deposits, resulting from related party transactions. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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- Definition The amount of derivative instruments assets, resulting from related party transactions. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
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- Definition The amount of derivative instruments liability, resulting from related party transactions. + References No definition available. + Details
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- Definition The amount of financial assets held-for-trading, resulting from related party transactions. + References No definition available. + Details
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Namespace Prefix: | bch_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition The amount of investment instruments. + References No definition available. + Details
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Namespace Prefix: | bch_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition The amount represents lease liabilities. + References No definition available. + Details
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Balance Type: | credit
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- References No definition available. + Details
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- Definition The amount of total liabilities, resulting from related party transactions. + References No definition available. + Details
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Balance Type: | credit
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- Definition The amount of other assets, resulting from related party transactions. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition The amount of other liabilities, resulting from related party transactions. + References No definition available. + Details
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- Definition The amount of savings accounts and time deposits, resulting from related party transactions. + References No definition available. + Details
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- Definition The amount of transactions in the course of collection, resulting from related party transactions. + References No definition available. + Details
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- Definition The amount of transactions in the course of payment, resulting from related party transactions. + References No definition available. + Details
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Namespace Prefix: | bch_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant