XML 224 R200.htm IDEA: XBRL DOCUMENT
v3.19.1

Note 46 - Restricted Assets - Shares (Details) - ARS ($) | Dec. 31, 2018 | Dec. 31, 2017 | Jan. 01, 2017
--- | --- | --- | ---
Mercado de Valores de Buenos Aires SA VALO Shares Member | Credito y Caucion Compania de Seguros SA Member |  |  |
Restricted Shares LineItems |  |  |
Restricted Shares | $ 24,722,000 | $ 52,292,000 |
Bolsa y Mercados Argentinos SA Shares Member | Credito y Caucion Compania de Seguros SA Member |  |  |
Restricted Shares LineItems |  |  |
Restricted Shares | $ 94,600,000 | $ 125,499,000 |
Mercado de Valores de Buenos Aires SA MERVAL Shares Member | CHUBB Argentina de Seguros SA Member |  |  |
Restricted Shares LineItems |  |  |
Restricted Shares |  |  | $ 122,345,000

X
- Definition The amount of restricted shares as collateral granted by the entity. + References No definition available. + Details
Name: | bfr_Restrictedshares
Namespace Prefix: | bfr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Details
Name: | bfr_RestrictedsharesAxis=bfr_MercadodevaloresdebuenosairessavalosharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bfr_GuaranteesgrantedaxisaxisAxis=bfr_CreditoycaucioncompaniadesegurossaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bfr_RestrictedsharesAxis=bfr_BolsaymercadosargentinossasharesmemberMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bfr_RestrictedsharesAxis=bfr_MercadodevaloresdebuenosairessamervalsharesmemberMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | bfr_GuaranteesgrantedaxisaxisAxis=bfr_ChubbargentinadesegurossaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |