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CONTRACTS AND AGREEMENTS (Tables) | 6 Months Ended
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Jun. 30, 2017
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 six |  |  | For the six |
|  | months ended |  |  | months ended |
|  | June 30, |  |  | June 30, |
|  | 2017 |  |  | 2016 |
Total commissions accrued to brokers |  | $ | 1,097 |  |  | $ | 1,830 |
Total commissions as an annualized percentage of average net assets |  |  | 0.02 | % |  |  | 0.03 | %
Commissions accrued as a result of rebalancing |  | $ | 623 |  |  | $ | 1,684 |
Percentage of commissions accrued as a result of rebalancing |  |  | 56.79 | % |  |  | 92.02 | %
Commissions accrued as a result of creation and redemption activity |  | $ | 474 |  |  | $ | 146 |
Percentage of commissions accrued as a result of creation and redemption activity |  |  | 43.21 | % |  |  | 7.98 | %

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