XML 143 R126.htm IDEA: XBRL DOCUMENT
v3.25.1

Refinancing and restructuring operations - Narrative (Details) | 12 Months Ended
--- | ---
Dec. 31, 2024
Refinancing and restructuring operations [Abstract] |
Probability of default of facilities assigned and classified in stage 3 | 100.00%

X
- Definition Probability Of Default Of Facilities Assigned And Classified In Stage 3 + References No definition available. + Details
Name: | bbar_ProbabilityOfDefaultOfFacilitiesAssignedAndClassifiedInStage3
Namespace Prefix: | bbar_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Refinancing and restructuring operations abstract + References No definition available. + Details
Name: | bbar_RefinancingAndRestructuringOperationsAbstract
Namespace Prefix: | bbar_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration