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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)	3 Months Ended
	Mar. 31, 2024 USD ($) $ / item shares
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Interest expense or penalties | $	$ 0
Fee paid for each order placed to create one or more creation baskets | $ / item	1,000
USCF
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Weighted average number of shares outstanding	0
Redemption Baskets
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Number of units in the basket	100,000

X

- Definition

The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-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

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Namespace Prefix:	us-gaap_
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Balance Type:	debit
Period Type:	duration

X

- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482662/260-10-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 16
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482689/260-10-45-16

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	na
Period Type:	duration

X

- Definition

Transaction fee for each order placed to create one or more Creation Baskets or to redeem one or more baskets.

+ References

No definition available.

+ Details

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Namespace Prefix:	uso_
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Balance Type:	na
Period Type:	instant

X

- Definition

Total number of units in the basket.

+ References

No definition available.

+ Details

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Namespace Prefix:	uso_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Significant Accounting Policies [Line Items]

+ References

No definition available.

+ Details

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- Details

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X

- Details

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