STATEMENTS OF FINANCIAL CONDITION (Parenthetical) (USD $)	Dec. 31, 2012	Dec. 31, 2011
Investments in Affiliated Trading Companies:
Total Investments in Affiliated Trading Companies, cost	37,798,976	54,509,713
Class A [Member]
PARTNERS' CAPITAL
PARTNERS' CAPITAL (in units)	23,931.981	34,210.600
Class B [Member]
PARTNERS' CAPITAL
PARTNERS' CAPITAL (in units)	4,141.422	6,075.289
Class C [Member]
PARTNERS' CAPITAL
PARTNERS' CAPITAL (in units)	7,860.274	9,546.728
Class D [Member]
PARTNERS' CAPITAL
PARTNERS' CAPITAL (in units)	23.012	59.829
Class Z [Member]
PARTNERS' CAPITAL
PARTNERS' CAPITAL (in units)	483.374	957.352