XML 38 R24.htm IDEA: XBRL DOCUMENT v3.23.2

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)	6 Months Ended
	Jun. 30, 2023 USD ($) shares
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Unrecognized tax benefits and penalties	$ 0
Creations and Redemptions
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Number of units per baskets | shares	50,000
Transaction fee	$ 350

X

- Definition

Number of shares per basket.

+ References

No definition available.

+ Details

Name:	bno_NumberOfUnitsPerBaskets
Namespace Prefix:	bno_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- References

No definition available.

+ Details

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

X

- Definition

Amount of transaction fee during the period.

+ References

No definition available.

+ Details

Name:	bno_TransactionFee
Namespace Prefix:	bno_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 15
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482685/740-10-50-15

+ Details

Name:	us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_InvestmentTypeAxis=bno_CreationsAndRedemptionsBasketsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: