Statements of Income and Expenses - USD ($)		12 Months Ended
		Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Investment Income:
Interest income (Note 3c)		$ 50,358
Interest income allocated from the Fund(s) (Note 3c)		35,319	$ 54,066	$ 23,934
Total investment income		85,677	54,066	23,934
Expenses:
Expenses allocated from the Fund(s)		19,003
Clearing fees related to direct investments (Note 3c)		24,277
Ongoing placement agent fees (Note 3d)		115,740	168,976	236,538
General Partner fees (Note 3a)		43,804	135,181	189,229
Management fees (Note 3b)		55,979	126,731	177,400
Incentive fees (Note 3b)		52,361		94,111
Professional fees		177,853
Total expenses		489,017	430,888	697,278
Expenses borne by the General Partner		(171,488)
Net Expenses		317,529	430,888	697,278
Net investment loss		(231,852)	(376,822)	(673,344)
Net gains (losses) on trading of commodity interests and investment in the Fund(s):
Net realized gains (losses) on closed contracts		410,059
Net realized gains (losses) on closed contracts allocated from the Fund(s)		(137,292)	251,104	(409,784)
Net change in unrealized gains (losses) on open contracts		(10,591)
Net change in unrealized gains (losses) on open contracts allocated from the Fund(s)		83,939	(9,705)	(90,353)
Total trading results		346,115	241,399	(500,137)
Net income (loss)		114,263	(135,423)	(1,173,481)
Class A [Member]
Net gains (losses) on trading of commodity interests and investment in the Fund(s):
Net income (loss)		$ 111,995	$ (135,423)	$ (1,173,481)
Net income (loss) per Unit	[1]	$ 0.16	$ (0.29)	$ (1.08)
Weighted average number of Units outstanding		669,432.806	911,204.435	1,204,884.421
Class Z [Member]
Net gains (losses) on trading of commodity interests and investment in the Fund(s):
Net income (loss)		$ 2,268
Net income (loss) per Unit	[1]	$ 0.32
Weighted average number of Units outstanding		7,027.337

[1] Represents the change in net asset value per Unit.