Offsetting (Details) - Offsetting Assets - USD ($)	Jun. 30, 2015	Dec. 31, 2014
Offsetting Assets [Line Items]
Gross Amounts of Recognized Assets	$ 272,492	$ 624,202
Gross Amounts Offset in the Statement of Financial Condition	(242,918)	(142,271)
Net Amounts of Assets Presented in the Statement of Financial Condition	29,574	481,931
Futures and Forward Contracts [Member]
Offsetting Assets [Line Items]
Gross Amounts of Recognized Assets	272,492	624,202
Gross Amounts Offset in the Statement of Financial Condition	(242,918)	(142,271)
Net Amounts of Assets Presented in the Statement of Financial Condition	$ 29,574	$ 481,931