Condensed Schedule Of Investments (Futures And Forward Currency Contracts) - USD ($)	Jun. 30, 2020	Dec. 31, 2019
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.52%	(0.06%)
Net Unrealized Appreciation/(Depreciation)	$ 662,497	$ (98,592)
Futures Contracts [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.67%	0.71%
Net Unrealized Appreciation/(Depreciation)	$ 854,982	$ 1,097,472
Forward Currency Contracts [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	(0.15%)	(0.77%)
Net Unrealized Appreciation/(Depreciation)	$ (192,485)	$ (1,196,064)
Long Contracts [Member] | Futures Contracts [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	1.43%	0.43%
Net Unrealized Appreciation/(Depreciation)	$ 1,817,751	$ 661,402
Long Contracts [Member] | Energies [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.04%	0.15%
Net Unrealized Appreciation/(Depreciation)	$ 49,652	$ 233,986
Long Contracts [Member] | Grains [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.13%	0.01%
Net Unrealized Appreciation/(Depreciation)	$ 166,700	$ 16,758
Long Contracts [Member] | Interest Rates [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.65%	(0.04%)
Net Unrealized Appreciation/(Depreciation)	$ 821,523	$ (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	0.01%	0.00%
Net Unrealized Appreciation/(Depreciation)	$ 9,852	$ 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	0.02%	0.00%
Net Unrealized Appreciation/(Depreciation)	$ 22,156	$ 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	0.01%
Net Unrealized Appreciation/(Depreciation)	$ 14,906
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	0.02%
Net Unrealized Appreciation/(Depreciation)	$ 27,531
Long Contracts [Member] | Other [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.59%	(0.04%)
Net Unrealized Appreciation/(Depreciation)	$ 747,078	$ (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)	$ (910)	$ (140)
Long Contracts [Member] | Metals [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.41%	0.26%
Net Unrealized Appreciation/(Depreciation)	$ 518,130	$ 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)	$ (21,111)	$ 14,340
Long Contracts [Member] | Stock Indices [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.22%	0.04%
Net Unrealized Appreciation/(Depreciation)	$ 283,767	$ 67,406
Long Contracts [Member] | Forward Currency Contracts [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	(0.78%)	1.87%
Net Unrealized Appreciation/(Depreciation)	$ (984,335)	$ 2,893,213
Short Contracts [Member] | Futures Contracts [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	(0.76%)	0.28%
Net Unrealized Appreciation/(Depreciation)	$ (962,769)	$ 436,070
Short Contracts [Member] | Energies [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	(0.04%)	0.05%
Net Unrealized Appreciation/(Depreciation)	$ (56,380)	$ 78,150
Short Contracts [Member] | Grains [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	(0.03%)	(0.13%)
Net Unrealized Appreciation/(Depreciation)	$ (37,434)	$ (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)	$ 937	$ 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	0.00%
Net Unrealized Appreciation/(Depreciation)	$ (350)
Short Contracts [Member] | Metals [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	(0.77%)	(0.06%)
Net Unrealized Appreciation/(Depreciation)	$ (967,690)	$ (92,291)
Short Contracts [Member] | Softs [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.00%	(0.01%)
Net Unrealized Appreciation/(Depreciation)	$ (6,088)	$ (18,063)
Short Contracts [Member] | Stock Indices [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.08%	0.14%
Net Unrealized Appreciation/(Depreciation)	$ 104,236	$ 220,003
Short Contracts [Member] | Forward Currency Contracts [Member]
Summary of Investment Holdings [Line Items]
Net Unrealized Appreciation/(Depreciation) as a % of Partners' Capital	0.63%	(2.64%)
Net Unrealized Appreciation/(Depreciation)	$ 791,850	$ (4,089,277)