Nominal strike price.

No definition available.

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- Definition

Number of shares in equity securities investment.

+ References

No definition available.

+ Details

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Namespace Prefix:	BFRI_
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- Definition

Amount of increase (decrease) in the value of a contingent consideration liability, including, but not limited to, differences arising upon settlement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479581/805-30-50-4

+ Details

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- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481112/505-10-50-3

+ Details

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- Definition

Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Details

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Fair Value Measurements (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2023	Dec. 31, 2022	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022	Dec. 31, 2021	Jun. 28, 2023	Jul. 26, 2022	May 16, 2022
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability			$ 100	$ (1,900)	$ (100)	$ (1,900)	$ (3,800)	$ (1,402)
[custom:StockIssuedDuringPeriodSharesInvestmentInEquitySecurities]	6,280,396	6,446,946
Class of Warrant or Right, Exercise Price of Warrants or Rights									$ 100.00
Private Placement [Member]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights											170,950
Prefunded Warrant [Member]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
[custom:NominalStrikePrice-0]		$ 0.001					$ 0.001
Class of Warrant or Right, Exercise Price of Warrants or Rights											$ 0.02
Purchase Warrants [Member]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Class of Warrant or Right, Exercise Price of Warrants or Rights											$ 55.40
Inducement Warrants [Member]
Fair Value, off-Balance-Sheet Risks, Disclosure Information [Line Items]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights										214,286
Class of Warrant or Right, Exercise Price of Warrants or Rights										$ 33.20