CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (Parenthetical)	Dec. 31, 2022	Dec. 31, 2021
CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME
Percentage of devaluation of Colombian peso against US Dollar	20.82%	15.98%

The percentage of devaluation of Colombian peso to the US Dollar.

No definition available.

Name:	cib_PercentageOfDevaluationOfColombianPesoToUnitedStatesDollar
Namespace Prefix:	cib_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant