Authorized share capital per share.

No definition available.

Name:	brer_AuthorizedShareCapitalPerShare
Namespace Prefix:	brer_
Data Type:	dtr:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

+ References

No definition available.

+ Details

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

+ References

No definition available.

+ Details

Name:	brer_CommonStocksSharesIssued
Namespace Prefix:	brer_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Equity interest percentage.

+ References

No definition available.

+ Details

Name:	brer_EquityInterestPercentage
Namespace Prefix:	brer_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	instant

- References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Nominal value per share.

+ References

No definition available.

+ Details

Name:	brer_NominalValuePerShare
Namespace Prefix:	brer_
Data Type:	dtr:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Ordinary share, per share

+ References

No definition available.

+ Details

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Namespace Prefix:	brer_
Data Type:	dtr:perShareItemType
Balance Type:	na
Period Type:	instant

- Definition

Preferred shares.

+ References

No definition available.

+ Details

Name:	brer_PreferredShares
Namespace Prefix:	brer_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

Share capital due.

+ References

No definition available.

+ Details

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Namespace Prefix:	brer_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Shareholders owning percentage.

+ References

No definition available.

+ Details

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Namespace Prefix:	brer_
Data Type:	dtr:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount derivatives contribute to the fair value of defined benefit plan assets. [Refer: Plan assets, at fair value; Defined benefit plans [member]; Derivatives [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 19
-IssueDate 2022-03-24
-Paragraph 142
-Subparagraph e
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=19&code=ifrs-tx-2022-en-r&anchor=para_142_e&doctype=Standard
-URIDate 2022-03-24

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of dividends that the company has declared but not yet paid.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 55
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_55&doctype=Standard
-URIDate 2022-03-24

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash outflow for dividends paid by the entity, classified as operating activities.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 7
-IssueDate 2022-03-24
-Paragraph 31
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2022-en-r&anchor=para_31&doctype=Standard
-URIDate 2022-03-24

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	brer_ScenarioAxis=brer_ForecastMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	brer_ClassOfStockAxis=brer_ClassAOrdinaryShareMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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General information and reorganization transactions (Details)	1 Months Ended	12 Months Ended
	Jul. 29, 2022 EUR (€)	Dec. 31, 2022 EUR (€) € / shares	Jul. 18, 2022	Jul. 14, 2022 shares	Jul. 13, 2022 € / shares	Jul. 13, 2022 USD ($) $ / shares shares	Jul. 11, 2022 shares
General information and reorganization transactions (Details) [Line Items]
Ordinary share, per share (in Euro per share) \| € / shares		€ 1
Preferred shares						50,000,000
Agreed to contribute (in Euro) \| €		€ 253,821
Share capital due (in Euro) \| €		€ 253,821
Shareholders owning percentage		35.00%
Forecast [Member]
General information and reorganization transactions (Details) [Line Items]
Ordinary shares issued							1
Authorized share capital per share (in Euro per share) \| € / shares					€ 1
Dividend (in Dollars) \| $						$ 1,750,000
Ordinary shares						1
Nominal value per share \| (per share)					€ 1	$ 0.005
Preferred shares						50,000,000
Equity interest percentage			100.00%
Share transfer paid (in Euro) \| €	€ 253,821
Class A Ordinary Share [Member] \| Forecast [Member]
General information and reorganization transactions (Details) [Line Items]
Ordinary shares issued				8,100,000
Ordinary shares						50,000,000
Nominal value per share \| $ / shares						$ 0.005
Class B Ordinary Share [Member] \| Forecast [Member]
General information and reorganization transactions (Details) [Line Items]
Ordinary shares issued				100,000
Ordinary shares						250,000,000
Nominal value per share \| $ / shares						$ 0.005