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Fees Paid by the Fund and Related Party Transactions | 12 Months Ended
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Dec. 31, 2014
Fees Paid And Related Party Transactions [Line Items] |
Fees Paid by the Fund and Related Party Transactions | NOTE 3 - FEES PAID BY THE FUND AND RELATED PARTY TRANSACTIONS USCF Management Fee Under the LP Agreement, USCF is responsible for investing the assets of USL in accordance with the objectives and policies of USL. In addition, USCF has arranged for one or more third parties to provide administrative, custody, accounting, transfer agency and other necessary services to USL. For these services, USL is contractually obligated to pay USCF a fee, which is paid monthly, equal to 0.60% per annum of average daily total net assets. Ongoing Registration Fees and Other Offering Expenses USL pays all costs and expenses associated with the ongoing registration of its shares subsequent to the initial offering. These costs include registration or other fees paid to regulatory agencies in connection with the offer and sale of shares, and all legal, accounting, printing and other expenses associated with such offer and sale. For the years ended December 31, 2014, 2013 and 2012, USL incurred $1,350, $82,385 and $44,844, respectively, in registration fees and other offering expenses. Directors’ Fees and Expenses USL is responsible for paying its portion of the directors’ and officers’ liability insurance for USL and the Related Public Funds and the fees and expenses of the independent directors who also serve as audit committee members of USL and the Related Public Funds. USL shares the fees and expenses on a pro rata basis with each Related Public Fund, as described above, based on the relative assets of each fund computed on a daily basis. These fees and expenses for the year ended December 31, 2014 were $567,863 for USL and the Related Public Funds. USL’s portion of such fees and expenses for the year ended December 31, 2014 was $15,649. These fees and expenses for the year ended December 31, 2013 were $555,456 for USL and the Related Public Funds. USL’s portion of such fees and expenses for the year ended December 31, 2013 was $19,340. For the year ended December 31, 2012, these fees and expenses were $540,586 for USL and the Related Public Funds. USL’s portion of such fees and expenses for the year ended December 31, 2012 was $25,332. USL is responsible for paying its portion of any payments that may become due to the independent directors pursuant to the deferred compensation agreements entered into between the independent directors, USCF and the Related Public Funds, except USCI, CPER, USAG and USMI. Licensing Fees USL and the Related Public Funds, other than BNO, USCI, CPER, USAG and USMI, pay a licensing fee that is equal to 0.015% on all net assets. During the years ended December 31, 2014, 2013 and 2012, USL incurred $7,910, $12,774 and $20,192, respectively, under this arrangement. Investor Tax Reporting Cost The fees and expenses associated with USL’s audit expenses and tax accounting and reporting requirements are paid by USL. These costs were approximately $169,000 for the year ended December 31, 2014 and approximately $150,000 for each of the years ended December 31, 2013 and 2012. Other Expenses and Fees In addition to the fees described above, USL pays all brokerage fees and other expenses in connection with the operation of USL, excluding costs and expenses paid by USCF as outlined in “Note 4 – Contracts and Agreements” below.

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