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v3.23.1

Risk Management and Report (Details) - Schedule of use of EaR $ in Millions | 12 Months Ended
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Dec. 31, 2022 CLP ($)
Schedule Of Use Of Ear [Abstract] |
Maximum | $ 261,533
Minimum | 179,379
Average | $ 219,818

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- References No definition available. + Details
Name: | bch_AverageEarningsatRiskinShares
Namespace Prefix: | bch_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
Name: | bch_MaximumEarningsatRisk
Namespace Prefix: | bch_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
Name: | bch_MinimumEarningsatRisk
Namespace Prefix: | bch_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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