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Condensed Schedule of Investments	Mar. 31, 2016 USD ($) Contracts
Cash Equivalents [Member] | US Treasury Securities [Member]
Market Value	$ 64,924,173
% of Partners' Capital	58.92%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.07%, 4/07/2016 [Member]
Principal Amount	$ 3,000,000
Market Value	$ 2,999,965
% of Partners' Capital	2.72%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.07%, 4/14/2016 [Member]
Principal Amount	$ 3,000,000
Market Value	$ 2,999,930
% of Partners' Capital	2.72%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.11%, 4/21/2016[Member]
Principal Amount	$ 2,000,000
Market Value	$ 1,999,878
% of Partners' Capital	1.82%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.21%, 4/28/2016 [Member]
Principal Amount	$ 2,000,000
Market Value	$ 1,999,685
% of Partners' Capital	1.82%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.26%, 5/05/2016 [Member]
Principal Amount	$ 3,000,000
Market Value	$ 2,999,264
% of Partners' Capital	2.72%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.33%, 5/12/2016 [Member]
Principal Amount	$ 2,000,000
Market Value	$ 1,999,248
% of Partners' Capital	1.82%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.31%, 5/19/2016 [Member]
Principal Amount	$ 2,000,000
Market Value	$ 1,999,173
% of Partners' Capital	1.81%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.35%, 5/26/2016 [Member]
Principal Amount	$ 3,000,000
Market Value	$ 2,998,396
% of Partners' Capital	2.72%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.43%, 6/02/2016 [Member]
Principal Amount	$ 3,000,000
Market Value	$ 2,997,804
% of Partners' Capital	2.72%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.52%, 6/09/2016 [Member]
Principal Amount	$ 3,000,000
Market Value	$ 2,997,010
% of Partners' Capital	2.72%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.48%, 6/16/2016 [Member]
Principal Amount	$ 2,000,000
Market Value	$ 1,997,973
% of Partners' Capital	1.81%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.46%, 6/23/2016[Member]
Principal Amount	$ 2,000,000
Market Value	$ 1,997,902
% of Partners' Capital	1.81%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.47%, 6/30/2016 [Member]
Principal Amount	$ 5,000,000
Market Value	$ 4,994,188
% of Partners' Capital	4.53%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.38%, 7/21/2016 [Member]
Principal Amount	$ 1,000,000
Market Value	$ 998,828
% of Partners' Capital	0.91%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.42%, 8/04/2016 [Member]
Principal Amount	$ 1,000,000
Market Value	$ 998,559
% of Partners' Capital	0.91%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.41%, 8/11/2016 [Member]
Principal Amount	$ 2,000,000
Market Value	$ 1,996,993
% of Partners' Capital	1.81%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.43%, 8/18/2016 [Member]
Principal Amount	$ 5,000,000
Market Value	$ 4,991,708
% of Partners' Capital	4.53%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.45%, 8/25/2016 [Member]
Principal Amount	$ 2,000,000
Market Value	$ 1,996,391
% of Partners' Capital	1.81%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills0.48%, 9/01/2016 [Member]
Principal Amount	$ 2,000,000
Market Value	$ 1,995,920
% of Partners' Capital	1.81%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.46%, 9/08/2016 [Member]
Principal Amount	$ 3,000,000
Market Value	$ 2,993,933
% of Partners' Capital	2.72%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.45%, 9/15/2016 [Member]
Principal Amount	$ 3,000,000
Market Value	$ 2,993,738
% of Partners' Capital	2.72%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills 0.44%, 9/22/2016 [Member]
Principal Amount	$ 6,000,000
Market Value	$ 5,987,240
% of Partners' Capital	5.43%
Cash Equivalents [Member] | US Treasury Securities [Member] | U.S. Treasury Bills0.38%, 9/29/2016 [Member]
Principal Amount	$ 5,000,000
Market Value	$ 4,990,447
% of Partners' Capital	4.53%
Cash Equivalents [Member] | United States [Member]
Market Value	$ 76,924,173
% of Partners' Capital	69.81%
Cash Equivalents [Member] | United States [Member] | Money Market Funds [Member]
Market Value	$ 12,000,000
% of Partners' Capital	10.89%
Cash Equivalents [Member] | United States [Member] | Money Market Funds [Member] | Fidelity Institutional Money Market Funds - Government Portfolio [Member]
Principal Amount	$ 6,000,000
Market Value	$ 6,000,000
% of Partners' Capital	5.44%
Cash Equivalents [Member] | United States [Member] | Money Market Funds [Member] | Goldman Sachs Financial Square Funds - Government Fund - Class FS [Member]
Principal Amount	$ 6,000,000
Market Value	$ 6,000,000
% of Partners' Capital	5.45%
Open Futures Contracts - Long [Member] | United States [Member] | ICE Brent Crude Oil Futures CO June 2016 contracts, expiring April 2016 [Member]
Number of Contracts | Contracts	2,732	[1]
Unrealized Gain (Loss) on Open Commodity Contracts	$ (5,096,230)	[1]
% of Partners' Capital	(4.63%)	[1]
[1] Collateral amounted to $20,219,937 on open future contracts.

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