Other Assets (Details) - CLP ($) $ in Millions	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Other Assets [Abstract]
Fair value of investment properties	$ 58,721	$ 51,808
Bank earned income	3,738	3,372
Incurred expenses	$ 2,667	$ 1,843

Incurred expenses refer to fees that have been charged to a business but have not yet been paid by the company Since these charges will be paid in the future, they're also considered accrued expenses until they are paid off. Any time a business makes a purchase but has not paid for it yet is an incurred expense.

No definition available.

Name:	bch_IncurredExpenses
Namespace Prefix:	bch_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration