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ORGANIZATION AND BUSINESS (Details) | 1 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Apr. 10, 2006 USD ($) $ / shares shares | Apr. 28, 2020 $ / shares shares | Mar. 31, 2020 $ / shares $ / item shares | Dec. 31, 2019 $ / shares | [1] | Mar. 31, 2019 $ / shares | Dec. 31, 2018 $ / shares
Organization, Consolidation and Presentation of Financial Statements Disclosure |  |  |  |  |  |  |  |
Shares of USO issued |  |  | 596,600,000 | 74,575,000 |  |  |  |
Shares of USO outstanding |  |  | 596,600,000 | 74,575,000 |  |  |  |
Per share NAV | $ / shares |  |  | $ 4.24 | $ 33.94 |  |  |  |
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 |  |  |  |
Limited Partners' Capital Account, Units Authorized |  | 17,000,000 |  | 4,627,000,000 |  |  |  |
Net asset value per unit | $ / shares |  | $ 67.39 |  | $ 33.94 | [1] | $ 102.27 | $ 100.00 | $ 76.68
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 |  |  |  |
Redemption Baskets |  |  |  |  |  |  |  |
Organization, Consolidation and Presentation of Financial Statements Disclosure |  |  |  |  |  |  |  |
Number of units per basket |  |  |  | 100,000 |  |  |  |
Open Futures Contracts- Long | United States Contracts | NYMEX WTI Crude Oil Futures CL May 2020 contracts, expiring April 2020 |  |  |  |  |  |  |  |
Organization, Consolidation and Presentation of Financial Statements Disclosure |  |  |  |  |  |  |  |
Number of Contracts | [2] |  |  | 123,602 |  |  |  |
[1] | On April 28, 2020 there was a 1-for-8 reverse share split. The Statement of Operations have been adjusted for the periods shown to reflect the 1-for-8 reverse share split on a retroactive basis.
[2] | Collateral amounted to $1,679,319,722 on open futures contracts.

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