XML 212 R195.htm IDEA: XBRL DOCUMENT
v3.23.1

Minimum cash and minimum capital - minimum cash (Detail) - ARS ($) | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Minimum Cash [Line Items] |  |
BCRA – current account - not restricted | $ 161,300,804,000 | $ 276,333,118,000
BCRA – special guarantee accounts – restricted | 13,866,345,000 | 14,215,377,000
SUBTOTAL BALANCES AT THE BCRA | 175,167,149,000 | 290,548,495,000
Others | 18,535,678,000 | 0
Liquidity Bills – BCRA | 483,450,175,000 | 209,779,172,000
TOTAL | 721,680,099,000 | 544,283,675,000
Bonds Due May 2022 |  |
Minimum Cash [Line Items] |  |
Argentine Treasury Bonds in pesos | 0 | 43,956,008,000
Bonds in pesos due 05-23-2027 |  |
Minimum Cash [Line Items] |  |
Argentine Treasury Bonds in pesos | 32,432,677,000 | 0
Bonds in pesos at BADLAR privated rate due 11-23-2027 |  |
Minimum Cash [Line Items] |  |
Argentine Treasury Bonds in pesos | $ 12,094,420,000 | $ 0

X
- Definition The minimum cash amount that maintain in the liquidity bills in BCRA. + References No definition available. + Details
Name: | bbar_ArgentineTreasuryBondsInPesosAtFixedRate
Namespace Prefix: | bbar_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The minimum cash regulations establish the obligation to maintain liquidations in the unrestricted current account of the BCRA. + References No definition available. + Details
Name: | bbar_CurrentAccountNotRestrictedInTheBcra
Namespace Prefix: | bbar_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Investment in other bonds. + References No definition available. + Details
Name: | bbar_InvestmentInOtherBonds
Namespace Prefix: | bbar_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of balances at the BCRA. + References No definition available. + Details
Name: | bbar_LiquidityBillsBcra
Namespace Prefix: | bbar_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Minimum cash [Line Item]. + References No definition available. + Details
Name: | bbar_MinimumCashLineItems
Namespace Prefix: | bbar_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The minimum cash regulations establish the obligation to maintain liquidation in the special guarantee accounts restricted in the BCRA. + References No definition available. + Details
Name: | bbar_SpecialGuaranteeAccountsRestrictedInTheBcra
Namespace Prefix: | bbar_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The minimum cash amount that maintain in the argentine treasury bonds in pesos at fixed rate. + References No definition available. + Details
Name: | bbar_SubTotalBalancesAtTheBcra
Namespace Prefix: | bbar_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Total minimum cash establish in the BCRA. + References No definition available. + Details
Name: | bbar_TotalMinimumCash
Namespace Prefix: | bbar_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | bbar_DebtInstrumentAxis=bbar_BondsDueMayTwoThousandTwentyTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bbar_DebtInstrumentAxis=bbar_ArgentineTreasuryBondsDueMayTwentyThirdTwoThousandAndTwentySevenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bbar_DebtInstrumentAxis=bbar_ArgentineTreasuryBondsInPesosAtBadlarPrivatedRateDueNovemberTwentyThirdTwoThousandAndTwentySevenMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |