XML 508 R152.htm IDEA: XBRL DOCUMENT
v3.25.1

RISK MANAGEMENT - Structural foreign exchange risk - Sensitivity analysis of foreign exchange effect (Details) - COP ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Disclosure of risk management [abstract] |  |
Equity, increase Ps.100 per U.S. dollar | $ 1,801 | $ 2,840
Equity, decrease Ps.100 per U.S. dollar | (1,801) | (2,840)
Profit and loss before taxes, increase Ps.100 per U.S. dollar | (53,818) | (174,869)
Profit and loss before taxes, decrease Ps.100 per U.S. dollar | $ 53,818 | $ 174,869

X
- Definition Decrease in equity, 100 Colombian pesos per United States dollar. + References No definition available. + Details
Name: | aval_DecreaseInEquityDueToChangeInValueOfUsd
Namespace Prefix: | aval_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Decrease in foreign exchange effect on profit before taxes, 100 Colombian pesos per United States dollar. + References No definition available. + Details
Name: | aval_DecreaseInProfitBeforeTaxDueToChangeInValueOfUsd
Namespace Prefix: | aval_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Disclosure of risk management [abstract] + References No definition available. + Details
Name: | aval_DisclosureOfRiskManagementAbstract
Namespace Prefix: | aval_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Increase in equity, 100 Colombian pesos per United States dollar. + References No definition available. + Details
Name: | aval_IncreaseInEquityDueToChangeInValueOfUsd
Namespace Prefix: | aval_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Increase in foreign exchange effect on profit before taxes, 100 Colombian pesos per United States dollar. + References No definition available. + Details
Name: | aval_IncreaseInProfitBeforeTaxDueToChangeInValueOfUsd
Namespace Prefix: | aval_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration