XML 44 R29.htm IDEA: XBRL DOCUMENT v3.24.1.u1

FAIR VALUE OF FINANCIAL INSTRUMENTS - Summary of valuation of BNO'S securities (Details) - USD ($)	Mar. 31, 2024	Dec. 31, 2023
FAIR VALUE OF FINANCIAL INSTRUMENTS
Short-Term Investments	$ 55,785,000	$ 76,785,000
Exchange-Traded Futures Contracts
Foreign Contracts	2,169,640	(1,181,530)
Level I
FAIR VALUE OF FINANCIAL INSTRUMENTS
Short-Term Investments	55,785,000	76,785,000
Exchange-Traded Futures Contracts
Foreign Contracts	2,169,640	(1,181,530)
Level II
FAIR VALUE OF FINANCIAL INSTRUMENTS
Short-Term Investments	0	0
Exchange-Traded Futures Contracts
Foreign Contracts	0	0
Level III
FAIR VALUE OF FINANCIAL INSTRUMENTS
Short-Term Investments	0	0
Exchange-Traded Futures Contracts
Foreign Contracts	$ 0	$ 0

X

- References

No definition available.

+ Details

Name:	bno_ExchangeTradedFuturesContractsAbstract
Namespace Prefix:	bno_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of unrealized gain (loss) on open commodity futures contracts.

+ References

No definition available.

+ Details

Name:	bno_UnrealizedGainLossOnOpenCommodityFuturesContractsCurrentAndNoncurrent
Namespace Prefix:	bno_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- 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

Name:	us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(8))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(5))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(4))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

+ Details

Name:	us-gaap_ShortTermInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: