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CONTRACTS AND AGREEMENTS (Tables) | 9 Months Ended
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Sep. 30, 2016
Contracts and Agreements [Abstract] |
Brokerage Commissions | UNL also incurs commissions to brokers for the purchase and sale of Natural Gas Futures Contracts, Other Natural Gas-Related Investments or short-term obligations of the United States of two years or less (“Treasuries”).
|  | For the nine months ended September 30, 2016 |  |  | For the nine months ended September 30, 2015 |
Total commissions accrued to brokers |  | $ | 2,601 |  |  | $ | 4,822 |
Total commissions as an annualized percentage of average net assets |  |  | 0.03 | % |  |  | 0.04 | %
Commissions accrued as a result of rebalancing |  | $ | 2,455 |  |  | $ | 3,593 |
Percentage of commissions accrued as a result of rebalancing |  |  | 94.39 | % |  |  | 74.51 | %
Commissions accrued as a result of creation and redemption activity |  | $ | 146 |  |  | $ | 1,229 |
Percentage of commissions accrued as a result of creation and redemption activity |  |  | 5.61 | % |  |  | 25.49 | %

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