STATEMENTS OF CHANGES IN UNITHOLDERS' CAPITAL (NET ASSET VALUE) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Increase (Decrease) in Unitholders' Capital [Roll Forward]
Balances	$ 476,068,601	$ 297,382,219	$ 279,565,692
Net income (loss)	(22,360,413)	111,233,341	34,895,474
Additions	79,916,564	95,332,365	18,204,677
Redemptions	(35,316,425)	(25,959,358)	(33,999,325)
Offering costs	(1,727,945)	(1,919,966)	(1,284,299)
Balances	496,580,382	476,068,601	297,382,219
Series A [Member] | Other Unitholders [Member]
Increase (Decrease) in Unitholders' Capital [Roll Forward]
Balances	$ 352,416,060	$ 222,737,822	$ 216,523,843
Balances (in units)	89,254.537	76,728.203	83,925.461
Net income (loss)	$ (18,073,654)	$ 83,210,093	$ 26,280,321
Additions	$ 64,768,866	$ 68,778,647	$ 8,654,342
Additions (in units)	16,393.145	17,858.332	3,009.738
Redemptions	$ (19,704,638)	$ (20,725,582)	$ (27,610,361)
Redemptions (in units)	(4,897.214)	(5,331.998)	(10,206.996)
Offering costs	$ (1,304,377)	$ (1,584,920)	$ (1,110,323)
Balances	$ 378,102,257	$ 352,416,060	$ 222,737,822
Balances (in units)	100,750.468	89,254.537	76,728.203
Series B [Member] | Other Unitholders [Member]
Increase (Decrease) in Unitholders' Capital [Roll Forward]
Balances	$ 43,597,613	$ 32,886,235	$ 32,296,756
Balances (in units)	10,002.807	10,247.759	11,380.986
Net income (loss)	$ (1,745,271)	$ 11,814,072	$ 4,081,664
Additions	$ 120,638	$ 109,791	$ 82,258
Additions (in units)	26.974	26.194	26.358
Redemptions	$ (3,868,372)	$ (1,212,485)	$ (3,574,443)
Redemptions (in units)	(863.782)	(271.146)	(1,159.585)
Offering costs	$ 0	$ 0	$ 0
Balances	$ 38,104,608	$ 43,597,613	$ 32,886,235
Balances (in units)	9,165.999	10,002.807	10,247.759
Series D [Member] | Other Unitholders [Member]
Increase (Decrease) in Unitholders' Capital [Roll Forward]
Balances	$ 23,615,197	$ 8,222,341	$ 5,043,054
Balances (in units)	14,967.333	6,875.564	4,757.939
Net income (loss)	$ (1,173,559)	$ 3,377,705	$ 679,838
Additions	$ 8,277,492	$ 12,290,482	$ 2,964,198
Additions (in units)	5,087.861	8,208.648	2,504.957
Redemptions	$ (2,284,033)	$ (190,000)	$ (435,037)
Redemptions (in units)	(1,389.916)	(116.879)	(387.332)
Offering costs	$ (133,841)	$ (85,331)	$ (29,712)
Balances	$ 28,301,256	$ 23,615,197	$ 8,222,341
Balances (in units)	18,665.278	14,967.333	6,875.564
Series W [Member] | Other Unitholders [Member]
Increase (Decrease) in Unitholders' Capital [Roll Forward]
Balances	$ 56,439,731	$ 33,535,821	$ 25,702,039
Balances (in units)	11,697.747	9,386.736	8,258.693
Net income (loss)	$ (1,367,929)	$ 12,831,471	$ 3,853,651
Additions	$ 6,749,568	$ 14,153,445	$ 6,503,879
Additions (in units)	1,343.746	3,106.436	1,836.092
Redemptions	$ (9,459,382)	$ (3,831,291)	$ (2,379,484)
Redemptions (in units)	(1,895.213)	(795.425)	(708.049)
Offering costs	$ (289,727)	$ (249,715)	$ (144,264)
Balances	$ 52,072,261	$ 56,439,731	$ 33,535,821
Balances (in units)	11,146.28	11,697.747	9,386.736