XML 42 R26.htm IDEA: XBRL DOCUMENT
v3.25.3

FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS (Details) - USD ($) | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2025
FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS |  |  |  |  |
Registration fees |  |  | $ 0 | $ 0 |
Fees and expenses | $ 37,532 | $ 103,790 | 154,995 | 322,894 |
Licensing fee incurred |  |  | $ 111,703 | $ 150,201 |
Forecast |  |  |  |  |
FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS |  |  |  |  |
Fees and expenses |  |  |  |  | $ 400,000
Investor tax reporting cost |  |  |  |  | 2,100,000
USCF |  |  |  |  |
FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS |  |  |  |  |
USCF management fee |  |  | 0.45% |  |
USO And Related Public Funds | Forecast |  |  |  |  |
FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS |  |  |  |  |
Fees and expenses |  |  |  |  | $ 883,000
Licensing Agreements |  |  |  |  |
FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS |  |  |  |  |
Fee percentage |  |  | 0.015% |  |

X
- Definition Amount of expense for service provided by entity's director. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(14)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478524/942-220-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07(2)(b)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479134/946-220-S99-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section 45 -Paragraph 3 -Subparagraph (l) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479105/946-220-45-3 + Details
Name: | us-gaap_NoninterestExpenseDirectorsFees
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage of base fee. + References No definition available. + Details
Name: | uso_BaseFeePercentage
Namespace Prefix: | uso_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fees Paid and Related Party Transactions [Line Items] + References No definition available. + Details
Name: | uso_FeesPaidAndRelatedPartyTransactionsLineItems
Namespace Prefix: | uso_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of expenses incurred by the company for investor tax reporting costs. + References No definition available. + Details
Name: | uso_InvestorTaxReportingCost
Namespace Prefix: | uso_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition It represent the value of license fees and other offering expenses. + References No definition available. + Details
Name: | uso_LicenseFeesAndOtherOfferingExpenses
Namespace Prefix: | uso_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The percentage of Contractual Obligation to Pay Fee. + References No definition available. + Details
Name: | uso_PercentageOfContractualObligationToPayFee
Namespace Prefix: | uso_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of registration fees and other offering expenses. + References No definition available. + Details
Name: | uso_RegistrationFeesAndOtherOfferingExpenses
Namespace Prefix: | uso_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Details
Name: | srt_StatementScenarioAxis=srt_ScenarioForecastMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=uso_UscfMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=uso_UsoAndRelatedPublicFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=us-gaap_LicensingAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |