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v3.22.1

Risk Management (Details) - Schedule of use of EaR $ in Millions | 12 Months Ended
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Dec. 31, 2021 CLP ($)
Schedule of use of EaR [Abstract] |
Maximum Earnings-at-Risk | $ 155,073
Minimum Earnings-at-Risk | 102,504
Average Earnings-at-Risk | $ 119,551

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