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Financial liabilities at fair value through profit or loss -Trading liabilities FVTPL (Details) $ in Thousands | Dec. 31, 2023 ARS ($)
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Trading Liabilities [Abstract] |
Short Sold Positions | $ 10,330,335
TOTAL | $ 10,330,335

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- Definition Financial liabilities at fair value through profit or loss trading liability. + References No definition available. + Details
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Namespace Prefix: | bbar_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Financial liabilities at fair value through profit or loss trading short sold position. + References No definition available. + Details
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Namespace Prefix: | bbar_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
Name: | bbar_TradingLiabilitiesAbstract
Namespace Prefix: | bbar_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration