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Condensed Schedule of Investments | Jun. 30, 2016 USD ($) Contract
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Unrealized Gain (Loss) on Open Commodity Contracts | $ (171,836,590) |
Open Futures Contracts - Long [Member] | United States [Member] | NYMEX WTI Crude Oil Futures CL August 2016 contracts, expiring July 2016 [Member] |  |
Number of Contracts | Contract | 69,694 |
Unrealized Gain (Loss) on Open Commodity Contracts | $ (171,836,590) | [1]
% of Partners' Capital | (5.10%) | [1]
Cash Equivalent [Member] |  |
Market Value | $ 2,887,772,500 |
% of Partners' Capital | 85.73% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.32%, 7/07/2016 [Member] |  |
Principal Amount | $ 50,000,000 |
Market Value | $ 49,997,333 |
% of Partners' Capital | 1.48% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.32%, 7/14/2016 [Member] |  |
Principal Amount | $ 50,000,000 |
Market Value | $ 49,994,222 |
% of Partners' Capital | 1.48% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.38%, 7/21/2016 [Member] |  |
Principal Amount | $ 50,000,000 |
Market Value | $ 49,989,444 |
% of Partners' Capital | 1.48% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.43%, 7/28/2016 [Member] |  |
Principal Amount | $ 100,000,000 |
Market Value | $ 99,967,750 |
% of Partners' Capital | 2.97% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.42%, 8/04/2016 [Member] |  |
Principal Amount | $ 50,000,000 |
Market Value | $ 49,980,403 |
% of Partners' Capital | 1.48% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.41%, 8/11/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,964,979 |
% of Partners' Capital | 2.23% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.43%, 8/18/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,957,500 |
% of Partners' Capital | 2.23% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.45%, 8/25/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,949,011 |
% of Partners' Capital | 2.23% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.48%, 9/01/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,938,000 |
% of Partners' Capital | 2.23% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.46%, 9/08/2016 [Member] |  |
Principal Amount | $ 100,000,000 |
Market Value | $ 99,912,792 |
% of Partners' Capital | 2.97% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.45%, 9/15/2016 [Member] |  |
Principal Amount | $ 100,000,000 |
Market Value | $ 99,905,000 |
% of Partners' Capital | 2.97% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.44%, 9/22/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,923,917 |
% of Partners' Capital | 2.22% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.38%, 9/29/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,928,750 |
% of Partners' Capital | 2.23% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.34%, 10/06/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,932,302 |
% of Partners' Capital | 2.23% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills,0.35%, 10/13/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,925,250 |
% of Partners' Capital | 2.22% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.34%, 10/20/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,921,375 |
% of Partners' Capital | 2.22% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.39%, 10/27/2016 [Member] |  |
Principal Amount | $ 100,000,000 |
Market Value | $ 99,871,347 |
% of Partners' Capital | 2.97% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.37%, 11/03/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,902,995 |
% of Partners' Capital | 2.22% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.36%, 11/10/2016 [Member] |  |
Principal Amount | $ 70,000,000 |
Market Value | $ 69,908,883 |
% of Partners' Capital | 2.08% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.39%, 11/17/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,887,062 |
% of Partners' Capital | 2.22% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.46%, 11/25/2016 [Member] |  |
Principal Amount | $ 170,000,000 |
Market Value | $ 169,684,154 |
% of Partners' Capital | 5.04% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.47%, 12/01/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,851,781 |
% of Partners' Capital | 2.22% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.41%, 12/08/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,863,334 |
% of Partners' Capital | 2.22% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.34%, 12/15/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,881,708 |
% of Partners' Capital | 2.22% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.39%, 12/22/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,859,531 |
% of Partners' Capital | 2.22% |
Cash Equivalent [Member] | United States [Member] | U.S. Treasury Bills, 0.34%, 12/29/2016 [Member] |  |
Principal Amount | $ 75,000,000 |
Market Value | $ 74,873,677 |
% of Partners' Capital | 2.22% |
Cash Equivalent [Member] | United States [Member] | US Treasury Securities [Member] |  |
Market Value | $ 2,037,772,500 |
% of Partners' Capital | 60.50% |
Cash Equivalent [Member] | United States [Member] | Money Market Funds [Member] |  |
Market Value | $ 850,000,000 |
% of Partners' Capital | 25.23% |
Cash Equivalent [Member] | United States [Member] | Money Market Funds [Member] | Fidelity Institutional Money Market Funds - Government Portfolio [Member] |  |
Principal Amount | $ 300,000,000 |
Market Value | $ 300,000,000 |
% of Partners' Capital | 8.91% |
Cash Equivalent [Member] | United States [Member] | Money Market Funds [Member] | Goldman Sachs Financial Square Funds - Government Fund - Class FS [Member] |  |
Principal Amount | $ 300,000,000 |
Market Value | $ 300,000,000 |
% of Partners' Capital | 8.91% |
Cash Equivalent [Member] | United States [Member] | Money Market Funds [Member] | Morgan Stanley Institutional Liquidity Funds - Government Portfolio [Member] |  |
Principal Amount | $ 250,000,000 |
Market Value | $ 250,000,000 |
% of Partners' Capital | 7.41% |
[1] | Collateral amounted to $624,604,749 on open future contracts.

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