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ORGANIZATION AND BUSINESS (Details)			9 Months Ended
	Apr. 28, 2020 $ / shares shares	Apr. 10, 2006 USD ($) $ / shares shares	Sep. 30, 2022 contract $ / shares $ / item shares	Jun. 30, 2022 $ / shares	Dec. 31, 2021 $ / shares	Sep. 30, 2021 $ / shares	Jun. 30, 2021 $ / shares	Dec. 31, 2020 $ / shares	Apr. 29, 2020 $ / shares shares	Apr. 30, 2006 shares
Organization, Consolidation and Presentation of Financial Statements Disclosure
Number of successive valuation days			30 days
Average daily percentage change in the price of the Benchmark Futures Contract considered			10.00%
Number of units per basket			100,000
Fee paid by authorized purchasers for each order placed to create one or more creation baskets or to redeem one or more baskets | $ / item			1,000
Conversion ratio	0.125
Net asset value per unit | $ / shares		$ 67.39	$ 65.15	$ 80.21	$ 54.18	$ 52.65	$ 49.87	$ 33.07
Limited partners' capital account, Number of units authorized			5,627,000,000							17,000,000
Limited partners capital account units issued		200,000
Value of units issued | $		$ 13,479,000
Creation Baskets
Organization, Consolidation and Presentation of Financial Statements Disclosure
Number of units per basket			100,000
USO
Organization, Consolidation and Presentation of Financial Statements Disclosure
Futures oil contracts held for light and sweet crude oil traded | contract			21,753
Number of shares issued	1,482,900,000								185,362,500
Number of shares outstanding	1,482,900,000								185,362,500
Net asset value per unit | $ / shares	$ 2.04								$ 16.35

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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The number of limited partner units authorized to be issued.

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Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

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Average daily percentage change in the price of the Benchmark Futures Contract considered for determining the average daily percentage change in the fund's NAV for achieving the entity's investment objective.

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Number of successive valuation days over which the average daily percentage change in the fund's NAV will be considered for achieving the entity's investment objective, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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