Name:	bch_AssumedMarketSharePercentageAtYearSixAndOnwards
Namespace Prefix:	bch_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

The percentage of bank sensitivity analysed discounts rates.

No definition available.

Name:	bch_BankSensitivityAnalysedDiscountsRates
Namespace Prefix:	bch_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

Discount Rate of Bank

No definition available.

Name:	bch_DiscountRateOfBank
Namespace Prefix:	bch_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

This discount rate (real terms) was computed by using Capital Asset Pricing Model ("CAPM") in order to determine the cost of equity or discount rate for shareholders' cash flows in fiscal year.

No definition available.

Name:	bch_DiscountRateRealTermsWasComputedByUsingCapitalAssetPricingModel
Namespace Prefix:	bch_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

This discount rate was computed by using Capital Asset Pricing Model ("CAPM") in order to determine the cost of equity or discount rate for shareholders' cash flows in fiscal year.

No definition available.

Name:	bch_DiscountRateWasComputedByUsingCapm
Namespace Prefix:	bch_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

Name:	bch_IntangibleAssetsDetailsLineItems
Namespace Prefix:	bch_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Represents the amount of intangible assets other than goodwill associated with technological developments.

No definition available.

Name:	bch_IntangibleAssetsOtherThanGoodwillAssociatedWithTechnologicalDevelopments
Namespace Prefix:	bch_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

The total percentage of market return percentage.

No definition available.

Name:	bch_ReturnOnMarketEquityPercentage
Namespace Prefix:	bch_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

The amount of assets representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognised. [Refer: Total for all business combinations [member]]

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