Derivative Instruments - Offsetting of Derivative Assets (Details) - USD ($)	Sep. 30, 2019	Dec. 31, 2018
Offsetting of Derivative Assets
Gross Amount of Recognized Assets	$ 4,509,174	$ 5,623,607
Gross Amounts Offset in the Consolidated Statement of Financial Condition	(1,754,962)	(2,004,385)
Net Amount of Unrealized Gain Presented in the Consolidated Statement of Financial Condition	2,754,212	3,619,222
Futures Contracts
Offsetting of Derivative Assets
Gross Amount of Recognized Assets	1,548,807	2,952,613
Gross Amounts Offset in the Consolidated Statement of Financial Condition	(1,584,619)	(1,225,072)
Net Amount of Unrealized Gain Presented in the Consolidated Statement of Financial Condition		1,727,541
Net Amount of Unrealized Gain Presented in the Consolidated Statement of Financial Condition	(35,812)
Forward Contracts
Offsetting of Derivative Assets
Gross Amount of Recognized Assets	183,679	142,015
Gross Amounts Offset in the Consolidated Statement of Financial Condition	(87,578)	(183,443)
Net Amount of Unrealized Gain Presented in the Consolidated Statement of Financial Condition	96,101
Net Amount of Unrealized Gain Presented in the Consolidated Statement of Financial Condition		(41,428)
Swap Contracts
Offsetting of Derivative Assets
Gross Amount of Recognized Assets	2,776,688	2,528,979
Gross Amounts Offset in the Consolidated Statement of Financial Condition	(82,765)	(595,870)
Net Amount of Unrealized Gain Presented in the Consolidated Statement of Financial Condition	$ 2,693,923	$ 1,933,109

Fair value of liability associated with financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

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