Condensed Schedule Of Investments (Futures And Forward Currency Contracts) - USD ($)	Sep. 30, 2020	Dec. 31, 2019
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	1.44%	(0.06%)
Net Unrealized Appreciation/(Depreciation)	$ 1,757,152	$ (98,592)
Futures Contracts [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.81%	0.71%
Net Unrealized Appreciation/(Depreciation)	$ 989,817	$ 1,097,472
Forward Currency Contracts [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.63%	(0.77%)
Net Unrealized Appreciation/(Depreciation)	$ 767,335	$ (1,196,064)
Long Contracts [Member] | Futures Contracts [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.87%	0.43%
Net Unrealized Appreciation/(Depreciation)	$ 1,061,627	$ 661,402
Long Contracts [Member] | Energies [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.01%	0.15%
Net Unrealized Appreciation/(Depreciation)	$ 6,797	$ 233,986
Long Contracts [Member] | Grains [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.16%	0.01%
Net Unrealized Appreciation/(Depreciation)	$ 194,900	$ 16,758
Long Contracts [Member] | Interest Rates [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.55%	(0.04%)
Net Unrealized Appreciation/(Depreciation)	$ 684,624	$ (58,245)
Long Contracts [Member] | 2 Year U.S. Treasury Note [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.00%	0.00%
Net Unrealized Appreciation/(Depreciation)	$ 4,914	$ 1,969
Long Contracts [Member] | 5 Year U.S. Treasury Note [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital		0.00%
Net Unrealized Appreciation/(Depreciation)		$ 234
Long Contracts [Member] | 10 Year U.S. Treasury Note [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.00%
Net Unrealized Appreciation/(Depreciation)	$ 3,109
Long Contracts [Member] | 30 Year U.S. Treasury Bond [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.00%
Net Unrealized Appreciation/(Depreciation)	$ 500
Long Contracts [Member] | Other [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.55%	(0.04%)
Net Unrealized Appreciation/(Depreciation)	$ 676,101	$ (60,448)
Long Contracts [Member] | Livestock [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.00%	0.00%
Net Unrealized Appreciation/(Depreciation)	$ 5,310	$ (140)
Long Contracts [Member] | Metals [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.00%	0.26%
Net Unrealized Appreciation/(Depreciation)	$ (3,099)	$ 387,297
Long Contracts [Member] | Softs [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.02%	0.01%
Net Unrealized Appreciation/(Depreciation)	$ 18,936	$ 14,340
Long Contracts [Member] | Stock Indices [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.13%	0.04%
Net Unrealized Appreciation/(Depreciation)	$ 154,159	$ 67,406
Long Contracts [Member] | Forward Currency Contracts [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	(0.96%)	1.87%
Net Unrealized Appreciation/(Depreciation)	$ (1,181,525)	$ 2,893,213
Short Contracts [Member] | Futures Contracts [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	(0.06%)	0.28%
Net Unrealized Appreciation/(Depreciation)	$ (71,810)	$ 436,070
Short Contracts [Member] | Energies [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.02%	0.05%
Net Unrealized Appreciation/(Depreciation)	$ 28,523	$ 78,150
Short Contracts [Member] | Grains [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	(0.14%)	(0.13%)
Net Unrealized Appreciation/(Depreciation)	$ (175,701)	$ (204,537)
Short Contracts [Member] | Interest Rates [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.00%	0.29%
Net Unrealized Appreciation/(Depreciation)	$ (970)	$ 452,808
Short Contracts [Member] | 10 Year U.S. Treasury Note [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital		0.00%
Net Unrealized Appreciation/(Depreciation)		$ 5,656
Short Contracts [Member] | Other [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital		0.29%
Net Unrealized Appreciation/(Depreciation)		$ 447,152
Short Contracts [Member] | Livestock [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	(0.01%)
Net Unrealized Appreciation/(Depreciation)	$ (7,960)
Short Contracts [Member] | Metals [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.03%	(0.06%)
Net Unrealized Appreciation/(Depreciation)	$ 34,156	$ (92,291)
Short Contracts [Member] | Softs [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.01%	(0.01%)
Net Unrealized Appreciation/(Depreciation)	$ 14,330	$ (18,063)
Short Contracts [Member] | Stock Indices [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.03%	0.14%
Net Unrealized Appreciation/(Depreciation)	$ 35,812	$ 220,003
Short Contracts [Member] | Forward Currency Contracts [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	1.59%	(2.64%)
Net Unrealized Appreciation/(Depreciation)	$ 1,948,860	$ (4,089,277)