Consolidated Condensed Schedule of Investments Certificates of Deposit (Unaudited) (USD $)	Mar. 31, 2014		Dec. 31, 2013
Schedule of Investments [Line Items]
% of Partners' Capital (Net Asset Value)	61.66%		65.15%
Certificates of Deposit [Member]
Schedule of Investments [Line Items]
Fair Value	$ 29,484,942		$ 42,625,053
% of Partners' Capital (Net Asset Value)	3.79%	[1]	4.85%	[1]
Investment Owned, at Cost	29,450,000		42,500,000
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member]
Schedule of Investments [Line Items]
Fair Value	11,463,464		29,100,934
% of Partners' Capital (Net Asset Value)	1.47%	[1]	3.31%	[1]
Investment Owned, at Cost	11,450,000		29,000,000
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.33%Bank of Tokyo-Mitsubishi UFJ, Ltd. (NY) Due 2015-02-11 [Member]
Schedule of Investments [Line Items]
Face Value	1,750,000
Fair Value	1,751,075
% of Partners' Capital (Net Asset Value)	0.22%	[1]
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.65%China Construction Bank (NY) Due 2014-04-01 [Member]
Schedule of Investments [Line Items]
Face Value	2,000,000		2,000,000
Fair Value	2,006,596		2,005,242
% of Partners' Capital (Net Asset Value)	0.26%	[1]	0.23%	[1]
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.49%Lloyds Bank PLC (NY) Due 2015-01-07 [Member]
Schedule of Investments [Line Items]
Face Value	3,000,000
Fair Value	3,005,009
% of Partners' Capital (Net Asset Value)	0.38%	[1]
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.23%Mizuho Bank Ltd (NY) Due 2014-08-27 [Member]
Schedule of Investments [Line Items]
Face Value	3,500,000
Fair Value	3,500,570
% of Partners' Capital (Net Asset Value)	0.45%	[1]
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.35% Standard Chartered Bank Due 2015-03-02 [Member]
Schedule of Investments [Line Items]
Face Value	1,200,000
Fair Value	1,200,214
% of Partners' Capital (Net Asset Value)	0.16%	[1]
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.42%Bank of Tokyo-Mitsubishi UFJ, Ltd. (NY) Due 2014-02-11 [Member]
Schedule of Investments [Line Items]
Face Value			4,000,000
Fair Value			4,016,143
% of Partners' Capital (Net Asset Value)			0.46%	[1]
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.40 %Bank of Tokyo-Mitsubishi UFJ, Ltd. (NY) Due 2014-03-07 [Member]
Schedule of Investments [Line Items]
Face Value			2,500,000
Fair Value			2,509,173
% of Partners' Capital (Net Asset Value)			0.29%	[1]
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.78%Barclays Bank (NY) Due 2014-01-30 [Member]
Schedule of Investments [Line Items]
Face Value			1,000,000
Fair Value			1,007,812
% of Partners' Capital (Net Asset Value)			0.11%	[1]
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.75%Barclays Bank (NY) Due 2014-02-14 [Member]
Schedule of Investments [Line Items]
Face Value			3,000,000
Fair Value			3,021,996
% of Partners' Capital (Net Asset Value)			0.34%	[1]
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.51%Deutsche Bank (NY) Due 2014-09-17 [Member]
Schedule of Investments [Line Items]
Face Value			5,000,000
Fair Value			5,012,367
% of Partners' Capital (Net Asset Value)			0.57%	[1]
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.21%Mizuho Bank (NY) Due 2014-02-27 [Member]
Schedule of Investments [Line Items]
Face Value			3,500,000
Fair Value			3,500,827
% of Partners' Capital (Net Asset Value)			0.40%	[1]
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.38%Sumitomo Mitsui Bank (NY) Due 2014-05-09 [Member]
Schedule of Investments [Line Items]
Face Value			5,000,000
Fair Value			5,014,597
% of Partners' Capital (Net Asset Value)			0.57%	[1]
Certificates of Deposit [Member] | U.S. Certificates of Deposit [Member] | Banks [Member] | 0.52%UBS AG (NY) Due 2014-05-30 [Member]
Schedule of Investments [Line Items]
Face Value			3,000,000
Fair Value			3,012,777
% of Partners' Capital (Net Asset Value)			0.34%	[1]
Certificates of Deposit [Member] | Foreign Certificates of Deposit [Member]
Schedule of Investments [Line Items]
Fair Value	18,021,478		13,524,119
% of Partners' Capital (Net Asset Value)	2.32%	[1]	1.54%	[1]
Investment Owned, at Cost	18,000,000		13,500,000
Certificates of Deposit [Member] | Foreign Certificates of Deposit [Member] | Banks [Member] | 0.17% Bank of Nova Scotia Due 2014-03-31 [Member]
Schedule of Investments [Line Items]
Face Value	2,000,000		2,000,000
Fair Value	2,004,317		2,001,152
% of Partners' Capital (Net Asset Value)	0.26%	[1]	0.23%	[1]
Certificates of Deposit [Member] | Foreign Certificates of Deposit [Member] | Banks [Member] | 0.64%Credit Suisse Group AG Due 2015-01-15 [Member]
Schedule of Investments [Line Items]
Face Value	1,000,000		2,000,000
Fair Value	1,002,921		2,005,475
% of Partners' Capital (Net Asset Value)	0.13%	[1]	0.23%	[1]
Certificates of Deposit [Member] | Foreign Certificates of Deposit [Member] | Banks [Member] | 0.54%Credit Suisse Group AG Due 2015-05-15 [Member]
Schedule of Investments [Line Items]
Face Value	2,500,000		2,500,000
Fair Value	2,502,400		2,500,464
% of Partners' Capital (Net Asset Value)	0.32%	[1]	0.28%	[1]
Certificates of Deposit [Member] | Foreign Certificates of Deposit [Member] | Banks [Member] | 0.56%Deutsche Bank AG Due 2015-07-23 [Member]
Schedule of Investments [Line Items]
Face Value	3,500,000
Fair Value	3,504,590
% of Partners' Capital (Net Asset Value)	0.45%	[1]
Certificates of Deposit [Member] | Foreign Certificates of Deposit [Member] | Banks [Member] | 0.36%Nordea Bank Finland PLC Due 2015-07-17 [Member]
Schedule of Investments [Line Items]
Face Value	2,800,000
Fair Value	2,802,788
% of Partners' Capital (Net Asset Value)	0.36%	[1]
Certificates of Deposit [Member] | Foreign Certificates of Deposit [Member] | Banks [Member] | 0.28%Rabobank Nederland Due 2015-02-25 [Member]
Schedule of Investments [Line Items]
Face Value	1,400,000
Fair Value	1,400,357
% of Partners' Capital (Net Asset Value)	0.18%	[1]
Certificates of Deposit [Member] | Foreign Certificates of Deposit [Member] | Banks [Member] | 0.21% Sumitomo Mitsui Bank Due 2014-04-21 [Member]
Schedule of Investments [Line Items]
Face Value	2,800,000
Fair Value	2,802,597
% of Partners' Capital (Net Asset Value)	0.36%	[1]
Certificates of Deposit [Member] | Foreign Certificates of Deposit [Member] | Banks [Member] | 0.40%Svenska Handelsbanken AB Due 2014-12-19 [Member]
Schedule of Investments [Line Items]
Face Value	2,000,000
Fair Value	2,001,508
% of Partners' Capital (Net Asset Value)	0.26%	[1]
Certificates of Deposit [Member] | Foreign Certificates of Deposit [Member] | Banks [Member] | 0.74%Bank of Nova Scotia Due 2014-02-10 [Member]
Schedule of Investments [Line Items]
Face Value			2,000,000
Fair Value			2,004,015
% of Partners' Capital (Net Asset Value)			0.23%	[1]
Certificates of Deposit [Member] | Foreign Certificates of Deposit [Member] | Banks [Member] | 0.77%Industrial and Commercial Bank of China Ltd Due 2014-02-14 [Member]
Schedule of Investments [Line Items]
Face Value			3,000,000
Fair Value			3,011,154
% of Partners' Capital (Net Asset Value)			0.34%	[1]
Certificates of Deposit [Member] | Foreign Certificates of Deposit [Member] | Banks [Member] | 0.41%Svenska Handelsbanken AB Due 2014-12-19 [Member]
Schedule of Investments [Line Items]
Face Value			2,000,000
Fair Value			$ 2,001,859
% of Partners' Capital (Net Asset Value)			0.23%	[1]

[1] Represents the annualized yield at date of purchase for discount securities, the stated coupon rate for coupon-bearing securities, or the stated interest rate for certificates of deposit.