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v3.23.4

Provision for Income Taxes (Details) - Schedule of Two Enacted Income Taxes | 6 Months Ended
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Jun. 30, 2023 | Jun. 30, 2022
Schedule of Two Enacted Income Taxes [Abstract] |  |
IRES (state tax) | 24.00% | 24.00%
IRAP (regional tax) | 3.90% | 3.90%

X
- Definition Percentage of regional tax. + References No definition available. + Details
Name: | brer_RegionalTax
Namespace Prefix: | brer_
Data Type: | dtr:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Definition Percentage of state tax. + References No definition available. + Details
Name: | brer_StateTax
Namespace Prefix: | brer_
Data Type: | dtr:percentItemType
Balance Type: | na
Period Type: | duration