Derivative Instruments and Hedging Activities (Details) - Schedule of Derivatives Not Designated as Hedging Instruments (USD $)	Sep. 30, 2013	Dec. 31, 2012
Derivative Instruments and Hedging Activities (Details) - Schedule of Derivatives Not Designated as Hedging Instruments [Line Items]
Asset Derivatives Fair Value	$ 10,970	$ 963,711
Liability Derivatives Fair Value	(34,035)	(858,769)
Net Fair Value	(23,065)	104,942
Metal [Member]
Derivative Instruments and Hedging Activities (Details) - Schedule of Derivatives Not Designated as Hedging Instruments [Line Items]
Asset Derivatives Fair Value	10,970	23,749
Liability Derivatives Fair Value	(34,035)	(23,693)
Net Fair Value	(23,065)	56
Agriculture [Member]
Derivative Instruments and Hedging Activities (Details) - Schedule of Derivatives Not Designated as Hedging Instruments [Line Items]
Asset Derivatives Fair Value		678,316
Liability Derivatives Fair Value		(369,972)
Net Fair Value		308,344
Currency [Member]
Derivative Instruments and Hedging Activities (Details) - Schedule of Derivatives Not Designated as Hedging Instruments [Line Items]
Asset Derivatives Fair Value		94,041
Liability Derivatives Fair Value		(185,622)
Net Fair Value		(91,581)
Energy [Member]
Derivative Instruments and Hedging Activities (Details) - Schedule of Derivatives Not Designated as Hedging Instruments [Line Items]
Asset Derivatives Fair Value		76,522
Liability Derivatives Fair Value		(202,853)
Net Fair Value		(126,331)
Indices [Member]
Derivative Instruments and Hedging Activities (Details) - Schedule of Derivatives Not Designated as Hedging Instruments [Line Items]
Asset Derivatives Fair Value		60,504
Liability Derivatives Fair Value		(55,851)
Net Fair Value		4,653
Interest Rates [Member]
Derivative Instruments and Hedging Activities (Details) - Schedule of Derivatives Not Designated as Hedging Instruments [Line Items]
Asset Derivatives Fair Value		30,579
Liability Derivatives Fair Value		(20,778)
Net Fair Value		$ 9,801