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Contracts And Agreements (Tables) | 12 Months Ended
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Dec. 31, 2014
Contractors [Abstract] |
Brokerage Commissions | BNO also incurs commissions to brokers for the purchase and sale of Futures Contracts, Other Crude Oil-Related Investments or short term obligations of the United States of two years or less (“Treasuries”).
|  | For the Year Ended |  |  | For the Year Ended |  |  | For the Year Ended |
|  | December 31, 2014 |  |  | December 31, 2013 |  |  | December 31, 2012 |
Total commissions accrued to brokers |  | $ | 27,058 |  |  | $ | 29,674 |  |  | $ | 33,506 |
Total commissions as annualized percentage of average total net assets |  |  | 0.07 | % |  |  | 0.07 | % |  |  | 0.06 | %
Commissions accrued as a result of rebalancing |  | $ | 24,246 |  |  | $ | 24,097 |  |  | $ | 29,561 |
Percentage of commissions accrued as a result of rebalancing |  |  | 89.61 | % |  |  | 81.21 | % |  |  | 88.23 | %
Commissions accrued as a result of creation and redemption activity |  | $ | 2,812 |  |  | $ | 5,577 |  |  | $ | 3,945 |
Percentage of commissions accrued as a result of creation and redemption activity |  |  | 10.39 | % |  |  | 18.79 | % |  |  | 11.77 | %

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- Definition Tabular disclosure of fees earned by the broker commission. + References No definition available. + Details
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- Details
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