Statements of Changes in Partners' Capital - USD ($)	Total	General Partner [Member]	Limited Partners [Member]	Class A Redeemable Units [Member]	Class A Redeemable Units [Member] General Partner [Member]	Class A Redeemable Units [Member] Limited Partners [Member]	Class D Redeemable Units [Member]	Class D Redeemable Units [Member] Limited Partners [Member]	Class Z Redeemable Units [Member]	Class Z Redeemable Units [Member] General Partner [Member]	Class Z Redeemable Units [Member] Limited Partners [Member]
Net asset value per unit				$ 981.45
Partners' Capital, Balance at Dec. 31, 2015	$ 206,869,254			$ 206,869,254
Subscriptions			$ 655,000			$ 655,000
Redemptions		$ (710,011)	$ (52,481,536)		$ (710,011)	$ (52,481,536)
Net income (loss)	(17,667,843)			(17,667,843)
Partners' Capital, Balance at Dec. 31, 2016	$ 136,664,864			$ 136,664,864
Partners' Capital, Balance - Redeemable Units at Dec. 31, 2015	210,779.3612			210,779.3612
Partners' Capital, Balance - Redeemable Units at Dec. 31, 2016	154,276.8162			154,276.8162
Subscriptions - Redeemable Units			725.0740			725.0740
Redemptions - Redeemable Units		(787.6200)	(56,439.9990)		(787.6200)	(56,439.9990)
Net asset value per unit	$ 885.84			$ 885.84
Subscriptions			$ 33,000			$ 33,000
Redemptions		$ (270,000)	$ (36,322,799)		$ (270,000)	$ (36,322,799)
Net income (loss)	$ (8,253,376)			$ (8,253,376)
Partners' Capital, Balance at Dec. 31, 2017	$ 91,851,689			$ 91,851,689
Partners' Capital, Balance - Redeemable Units at Dec. 31, 2017	111,250.8072			111,250.8072
Subscriptions - Redeemable Units			37.2530			37.2530
Redemptions - Redeemable Units		(318.4110)	(42,744.8510)		(318.4110)	(42,744.8510)
Net asset value per unit	$ 825.63			$ 825.63			$ 1,000.00		$ 1,000.00
Subscriptions		$ 2,445,193	$ 82,363,905			$ 70,614,119		$ 11,507,151		$ 2,445,193	$ 242,635
Redemptions		$ (1,732,560)	$ (29,694,070)		$ (1,157,560)	$ (26,160,019)		$ (3,523,403)		$ (575,000)	$ (10,648)
Net income (loss)	$ (11,215,937)			$ (10,464,309)			$ (615,564)		$ (136,064)
Partners' Capital, Balance at Dec. 31, 2018	$ 134,018,220			$ 124,683,920			$ 7,368,184		$ 1,966,116
Partners' Capital, Balance - Redeemable Units at Dec. 31, 2018	172,627.8138			162,712.3818			7,839.3400		2,076.0920
Subscriptions - Redeemable Units		2,418.2350	97,277.5940			85,527.8080		11,507.1510		2,418.2350	242.6350
Redemptions - Redeemable Units		(1,945.4324)	(36,373.3900)		(1,371.6544)	(32,694.5790)		(3,667.8110)		(573.7780)	(11.0000)
Net asset value per unit	$ 766.28			$ 766.28			$ 939.90		$ 947.03