The amount that best represents the maximum exposure to credit risk without taking into account any collateral held or other credit enhancements (for example, netting agreements that do not qualify for offset in accordance with IAS 32). [Refer: Credit risk [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2021-01-01
-Paragraph 35K
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-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2021-en-r&anchor=para_35K_a&doctype=Standard
-URIDate 2021-03-24

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2023-01-01
-Name IFRS
-Number 7
-IssueDate 2021-01-01
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Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

RISK MANAGEMENT - Concentrations of credit risk - Concentration by currency - Additional information (Details) $ in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2021 COP ($)	Dec. 31, 2020 COP ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Disclosure of financial assets [line items]
Percentage of loan portfolio in foreign currency	44.70%	40.60%
Maximum exposure to credit risk	$ 378,382,413	$ 327,251,500
Loan portfolio [member] \| Foreign currency [member]
Disclosure of financial assets [line items]
Maximum exposure to credit risk			$ 25,991	$ 24,432