Offsetting (Details) - Offsetting Liabilities - USD ($)	Jun. 30, 2016	Dec. 31, 2015
Offsetting Liabilities [Line Items]
Gross Amounts of Recognized Liabilities	$ 132,878	$ 190,587
Gross Amounts Offset in the Statement of Financial Condition	(125,578)	(182,528)
Net Amounts of Liabilities Presented in the Statement of Financial Condition	7,300	8,059
Futures and Forward Contracts [Member]
Offsetting Liabilities [Line Items]
Gross Amounts of Recognized Liabilities	125,578	182,528
Gross Amounts Offset in the Statement of Financial Condition	(125,578)	(182,528)
Net Amounts of Liabilities Presented in the Statement of Financial Condition	0	0
Options Written on Futures Contracts [Member]
Offsetting Liabilities [Line Items]
Gross Amounts of Recognized Liabilities	7,300	8,059
Gross Amounts Offset in the Statement of Financial Condition	0	0
Net Amounts of Liabilities Presented in the Statement of Financial Condition	$ 7,300	$ 8,059