Derivative Instruments (Schedule Of Fair Value Of Futures And Forward Currency Contracts) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Derivative [Line Items]
Net Gain (Loss) Open Positions	$ (285,046)	$ 3,327,398
Futures Contracts [Member]
Derivative [Line Items]
Net Gain (Loss) Open Positions	95,383	3,013,136
Currencies [Member]
Derivative [Line Items]
Net Gain (Loss) Open Positions	5,086
Energies [Member]
Derivative [Line Items]
Net Gain (Loss) Open Positions	558,054	248,830
Grains [Member]
Derivative [Line Items]
Net Gain (Loss) Open Positions	18,811	541,875
Interest Rates [Member]
Derivative [Line Items]
Net Gain (Loss) Open Positions	(889,982)	369,629
Livestock [Member]
Derivative [Line Items]
Net Gain (Loss) Open Positions	(200)	(2,970)
Metals [Member]
Derivative [Line Items]
Net Gain (Loss) Open Positions	149,065	868,869
Softs [Member]
Derivative [Line Items]
Net Gain (Loss) Open Positions	(8,937)	42,417
Stock Indices [Member]
Derivative [Line Items]
Net Gain (Loss) Open Positions	263,486	944,486
Forward Currency Contracts [Member]
Derivative [Line Items]
Net Gain (Loss) Open Positions	(380,429)	314,262
Long Positions [Member]
Derivative [Line Items]
Fair Value, Gains	5,012,842	5,628,961
Fair Value, Losses	(2,354,795)	(857,055)
Long Positions [Member] | Futures Contracts [Member]
Derivative [Line Items]
Fair Value, Gains	2,642,703	3,421,836
Fair Value, Losses	(1,672,873)	(366,235)
Long Positions [Member] | Currencies [Member]
Derivative [Line Items]
Fair Value, Gains	3,688
Long Positions [Member] | Energies [Member]
Derivative [Line Items]
Fair Value, Gains	616,692	171,561
Fair Value, Losses	(124,087)	(22,821)
Long Positions [Member] | Grains [Member]
Derivative [Line Items]
Fair Value, Gains	87,400	600,725
Fair Value, Losses	(74,738)	(75)
Long Positions [Member] | Interest Rates [Member]
Derivative [Line Items]
Fair Value, Gains	198,306	451,704
Fair Value, Losses	(1,137,749)	(77,733)
Long Positions [Member] | Livestock [Member]
Derivative [Line Items]
Fair Value, Losses	(5,370)
Long Positions [Member] | Metals [Member]
Derivative [Line Items]
Fair Value, Gains	1,260,221	1,218,228
Fair Value, Losses	(63,208)	(162,546)
Long Positions [Member] | Softs [Member]
Derivative [Line Items]
Fair Value, Gains	5,098	63,528
Fair Value, Losses	(20,945)	(157)
Long Positions [Member] | Stock Indices [Member]
Derivative [Line Items]
Fair Value, Gains	471,298	916,090
Fair Value, Losses	(246,776)	(102,903)
Long Positions [Member] | Forward Currency Contracts [Member]
Derivative [Line Items]
Fair Value, Gains	2,370,139	2,207,125
Fair Value, Losses	(681,922)	(490,820)
Short Positions [Member]
Derivative [Line Items]
Fair Value, Gains	1,171,102	935,319
Fair Value, Losses	(4,114,195)	(2,379,827)
Short Positions [Member] | Futures Contracts [Member]
Derivative [Line Items]
Fair Value, Gains	472,332	405,481
Fair Value, Losses	(1,346,779)	(447,946)
Short Positions [Member] | Currencies [Member]
Derivative [Line Items]
Fair Value, Gains	4,631
Fair Value, Losses	(3,233)
Short Positions [Member] | Energies [Member]
Derivative [Line Items]
Fair Value, Gains	102,240	147,200
Fair Value, Losses	(36,791)	(47,110)
Short Positions [Member] | Grains [Member]
Derivative [Line Items]
Fair Value, Gains	63,535
Fair Value, Losses	(57,386)	(58,775)
Short Positions [Member] | Interest Rates [Member]
Derivative [Line Items]
Fair Value, Gains	55,062
Fair Value, Losses	(5,601)	(4,342)
Short Positions [Member] | Livestock [Member]
Derivative [Line Items]
Fair Value, Gains	5,220	350
Fair Value, Losses	(50)	(3,320)
Short Positions [Member] | Metals [Member]
Derivative [Line Items]
Fair Value, Gains	39,297	121,935
Fair Value, Losses	(1,087,245)	(308,748)
Short Positions [Member] | Softs [Member]
Derivative [Line Items]
Fair Value, Gains	21,123	260
Fair Value, Losses	(14,213)	(21,214)
Short Positions [Member] | Stock Indices [Member]
Derivative [Line Items]
Fair Value, Gains	181,224	135,736
Fair Value, Losses	(142,260)	(4,437)
Short Positions [Member] | Forward Currency Contracts [Member]
Derivative [Line Items]
Fair Value, Gains	698,770	529,838
Fair Value, Losses	$ (2,767,416)	$ (1,931,881)