Statements of Changes in Partners' Capital - USD ($)	Total	Class A [Member]	Class B [Member]	Class C [Member]	Class D [Member]	Class Z [Member]
Balance at Dec. 31, 2014	$ 67,419,625	$ 44,556,904	$ 8,573,625	$ 8,907,494	$ 3,655,437	$ 1,726,165
Subscriptions	1,660,047	1,660,047
Net income (loss)	(5,272,030)	(3,645,697)	(633,847)	(607,402)	(268,931)	(116,153)
Redemptions	(9,724,386)	(6,249,997)	(1,513,255)	(1,707,439)		(253,695)
Balance at Sep. 30, 2015	54,083,256	$ 36,321,257	$ 6,426,523	$ 6,592,653	$ 3,386,506	$ 1,356,317
Balance (in units) at Dec. 31, 2014		41,087.076	7,618.551	7,627.333	3,072.942	1,372.607
Subscriptions (in units)		1,524.332
Redemptions (in units)		(6,114.953)	(1,419.317)	(1,522.317)		(215.037)
Balance (in units) at Sep. 30, 2015		36,496.455	6,199.234	6,105.016	3,072.942	1,157.570
Balance at Dec. 31, 2015	50,480,154	$ 33,203,425	$ 5,966,745	$ 6,699,759	$ 3,443,667	$ 1,166,558
Net income (loss)	(3,636,273)	(2,669,667)	(358,542)	(258,680)	(283,740)	(65,644)
Redemptions	(13,036,228)	(5,948,019)	(2,305,944)	(4,509,328)		(272,937)
Balance at Sep. 30, 2016	$ 33,807,653	$ 24,585,739	$ 3,302,259	$ 1,931,751	$ 3,159,927	$ 827,977
Balance (in units) at Dec. 31, 2015		32,912.053	5,670.757	6,105.016	3,072.942	977.266
Redemptions (in units)		(6,100.928)	(2,230.999)	(4,183.051)		(225.640)
Balance (in units) at Sep. 30, 2016		26,811.125	3,439.758	1,921.965	3,072.942	751.626