Condensed Schedule of Investments		Dec. 31, 2018 USD ($) Contract	Dec. 31, 2017 USD ($) Contract
Schedule of Investments [Line Items]
% of Partners' Capital		35.10%	12.30%
Total investment in the Funds	[1]	$ 10,478,871	$ 5,132,400
Futures Contracts [Member]
Schedule of Investments [Line Items]
Net unrealized appreciation (depreciation) on open contracts		$ 93,633	$ 187,483
% of Partners' Capital		0.31%	0.45%
Futures Contracts [Member] | Long [Member]
Schedule of Investments [Line Items]
Net unrealized appreciation (depreciation) on open contracts		$ 201,796	$ 140,143
% of Partners' Capital		0.68%	0.34%
Futures Contracts [Member] | Short [Member]
Schedule of Investments [Line Items]
Net unrealized appreciation (depreciation) on open contracts		$ (108,163)	$ 47,340
% of Partners' Capital		(0.37%)	0.11%
Options Contracts [Member] | Long [Member] | Calls Option [Member]
Schedule of Investments [Line Items]
Net unrealized appreciation (depreciation) on open contracts			$ 51,625
% of Partners' Capital			0.12%
Options Contracts [Member] | Short [Member] | Calls Option [Member]
Schedule of Investments [Line Items]
% of Partners' Capital			(0.06%)
Total investment in the Funds			$ (23,000)
SECOR Master Fund L.P. [Member]
Schedule of Investments [Line Items]
% of Partners' Capital		18.00%	11.43%
Total investment in the Funds		$ 5,373,355	$ 4,770,275
Cambridge Master Fund L.P. [Member]
Schedule of Investments [Line Items]
% of Partners' Capital			0.87%
Total investment in the Funds			$ 362,125
CMF Harbour Square Master Fund LLC [Member]
Schedule of Investments [Line Items]
% of Partners' Capital		8.39%
Total investment in the Funds		$ 2,505,301
CMF AE Capital Master Fund LLC [Member]
Schedule of Investments [Line Items]
% of Partners' Capital		8.71%
Total investment in the Funds		$ 2,600,215
Currencies [Member] | Futures Contracts [Member] | Long [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		212	90
Net unrealized appreciation (depreciation) on open contracts		$ (26,777)	$ 70,786
% of Partners' Capital		(0.09%)	0.17%
Currencies [Member] | Futures Contracts [Member] | Short [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		104	1.03
Net unrealized appreciation (depreciation) on open contracts		$ (4,015)	$ (36,611)
% of Partners' Capital		(0.01%)	(0.09%)
Energy [Member] | Futures Contracts [Member] | Long [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		33	0.78
Net unrealized appreciation (depreciation) on open contracts		$ (96,130)	$ 213,269
% of Partners' Capital		(0.32%)	0.51%
Energy [Member] | Futures Contracts [Member] | Short [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		32	0.21
Net unrealized appreciation (depreciation) on open contracts		$ 77,785	$ (38,270)
% of Partners' Capital		0.26%	(0.09%)
Energy [Member] | Options Contracts [Member] | Long [Member] | Calls Option [Member]
Schedule of Investments [Line Items]
Net unrealized appreciation (depreciation) on open contracts			$ 43,000
% of Partners' Capital			0.10%
Energy [Member] | Options Contracts [Member] | Short [Member] | Calls Option [Member]
Schedule of Investments [Line Items]
Net unrealized appreciation (depreciation) on open contracts			$ (23,000)
% of Partners' Capital			(0.06%)
Grains [Member] | Futures Contracts [Member] | Long [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		225	1.17
Net unrealized appreciation (depreciation) on open contracts		$ (84,112)	$ (14,200)
% of Partners' Capital		(0.28%)	(0.03%)
Grains [Member] | Futures Contracts [Member] | Short [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		190	1.83
Net unrealized appreciation (depreciation) on open contracts		$ 27,075	$ 66,282
% of Partners' Capital		0.09%	0.16%
Indices [Member] | Futures Contracts [Member] | Long [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		209	3.19
Net unrealized appreciation (depreciation) on open contracts		$ 78,137	$ (22,330)
% of Partners' Capital		0.26%	(0.05%)
Indices [Member] | Futures Contracts [Member] | Short [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		68	0.64
Net unrealized appreciation (depreciation) on open contracts		$ 8,843	$ (62,771)
% of Partners' Capital		0.03%	(0.15%)
Interest Rates Non-U.S. [Member] | Futures Contracts [Member] | Long [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		441	0.45
Net unrealized appreciation (depreciation) on open contracts		$ 224,279	$ (19,505)
% of Partners' Capital		0.75%	(0.05%)
Interest Rates Non-U.S. [Member] | Futures Contracts [Member] | Short [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		215	1.21
Net unrealized appreciation (depreciation) on open contracts		$ (112,302)	$ 13,667
% of Partners' Capital		(0.38%)	0.03%
Livestock [Member] | Futures Contracts [Member] | Long [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		13	1.38
Net unrealized appreciation (depreciation) on open contracts		$ 5,100	$ (133,257)
% of Partners' Capital		0.02%	(0.32%)
Livestock [Member] | Futures Contracts [Member] | Short [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		11	127
Net unrealized appreciation (depreciation) on open contracts		$ (1,550)	$ 139,115
% of Partners' Capital		(0.01%)	0.34%
Metals [Member] | Futures Contracts [Member] | Long [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		15	0.32
Net unrealized appreciation (depreciation) on open contracts		$ 18,336	$ 50,653
% of Partners' Capital		0.06%	0.12%
Metals [Member] | Futures Contracts [Member] | Short [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		4	14
Net unrealized appreciation (depreciation) on open contracts		$ (483)	$ (40,050)
% of Partners' Capital			(0.10%)
Softs [Member] | Futures Contracts [Member] | Long [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		37	0.82
Net unrealized appreciation (depreciation) on open contracts		$ (23,859)	$ (5,273)
% of Partners' Capital		(0.08%)	(0.01%)
Softs [Member] | Futures Contracts [Member] | Short [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		111	26
Net unrealized appreciation (depreciation) on open contracts		$ (6,875)	$ (3,053)
% of Partners' Capital		(0.02%)	(0.01%)
Softs [Member] | Options Contracts [Member] | Long [Member] | Calls Option [Member]
Schedule of Investments [Line Items]
Net unrealized appreciation (depreciation) on open contracts			$ 8,625
% of Partners' Capital			0.02%
Interest Rates U.S. [Member] | Futures Contracts [Member] | Long [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		103
Net unrealized appreciation (depreciation) on open contracts		$ 106,822
% of Partners' Capital		0.36%
Interest Rates U.S. [Member] | Futures Contracts [Member] | Short [Member]
Schedule of Investments [Line Items]
Number of Contracts | Contract		57	0.35
Net unrealized appreciation (depreciation) on open contracts		$ (96,641)	$ 9,031
% of Partners' Capital		(0.33%)	0.02%

[1] Defined in Note 1.