Consolidated Statements of Financial Condition (USD $)	Jun. 30, 2013	Dec. 31, 2012
Equity in brokers' trading accounts:
Cash	$ 61,602,299	$ 94,093,764
Unrealized gain (loss) on open contracts, net	4,543,985	3,681,219
Total equity in brokers' trading accounts	66,146,284	97,774,983
Cash and cash equivalents	129,365,925	204,384,040
Securities owned, at fair value (cost $367,103,042 and $358,405,739, respectively)	367,370,783	358,679,830
Interest receivable	20,884	34,479
Total assets	562,903,876	660,873,332
Liabilities
Brokerage commission payable	3,171,261	3,785,102
Accrued incentive fees	2,604
Organization and offering costs payable	135,530	158,430
Accrued operating expenses	116,820	136,985
Pending limited partner additions	1,921,180	3,226,078
Redemptions payable to limited partners	13,707,097	16,826,687
Total liabilities	19,054,492	24,133,282
Partners' Capital (Net Asset Value)
Total partners' capital (net asset value)	543,849,384	636,740,050
Total liabilities and partners' capital (net asset value)	562,903,876	660,873,332
Class A
Partners' Capital (Net Asset Value)
General Partner	1,915,900	3,040,653
Limited Partners	25,004,621	31,269,640
Class B
Partners' Capital (Net Asset Value)
Limited Partners	272,951,154	330,303,791
Legacy 1 Class
Partners' Capital (Net Asset Value)
General Partner	861,641	897,998
Limited Partners	3,247,095	3,851,016
Legacy 2 Class
Partners' Capital (Net Asset Value)
General Partner	828,650	864,602
Limited Partners	8,464,994	11,061,307
Global 1 Class
Partners' Capital (Net Asset Value)
General Partner	1,117,332	1,160,812
Limited Partners	9,987,258	10,526,414
Global 2 Class
Partners' Capital (Net Asset Value)
General Partner	1,586,087	1,649,835
Limited Partners	20,265,213	23,335,702
Global 3 Class
Partners' Capital (Net Asset Value)
Limited Partners	$ 197,619,439	$ 218,778,280