Derivative Instruments (Details 4) - USD ($)	Sep. 30, 2015	Dec. 31, 2014
Offsetting of Derivative Assets
Gross Amount of Recognized Assets	$ 12,075,165	$ 16,665,824
Gross Amounts Offset in the Consolidated Statement of Financial Condition	(4,851,169)	(5,297,579)
Net Amount of Unrealized Gain Presented in the Consolidated Statement of Financial Condition	7,223,996	11,368,245
Futures Contracts
Offsetting of Derivative Assets
Gross Amount of Recognized Assets	11,119,120	15,469,004
Gross Amounts Offset in the Consolidated Statement of Financial Condition	(3,825,789)	(3,919,537)
Net Amount of Unrealized Gain Presented in the Consolidated Statement of Financial Condition	7,293,331	11,549,467
Forward Contracts
Offsetting of Derivative Assets
Gross Amount of Recognized Assets	544,937	1,196,820
Gross Amounts Offset in the Consolidated Statement of Financial Condition	(1,025,380)	(1,378,042)
Net Amount of Unrealized Gain Presented in the Consolidated Statement of Financial Condition	(480,443)	$ (181,222)
Swap Contracts
Offsetting of Derivative Assets
Gross Amount of Recognized Assets	411,108
Net Amount of Unrealized Gain Presented in the Consolidated Statement of Financial Condition	$ 411,108