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v3.25.1

Fair Value of Financial Assets and Liabilities (Details) | 12 Months Ended
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Dec. 31, 2024
Fair Value of Financial Assets and Liabilities [Abstract] |
Instruments, percentage | 100.00%
financial instruments to domestic issuers | 100.00%

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Namespace Prefix: | bch_
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Balance Type: | na
Period Type: | duration

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

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Balance Type: | na
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