STATEMENTS OF FINANCIAL CONDITION (Unaudited) (Parenthetical) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Investments in Affiliated Trading Companies:
Total Investments In Affiliated Trading Companies, cost	$ 41,861,051	$ 54,509,713
PARTNERS' CAPITAL
Partners' Capital (in units)	41,957.646	50,849.798
Class A [Member]
PARTNERS' CAPITAL
Partners' Capital (in units)	27,533.468	34,210.600
Class B [Member]
PARTNERS' CAPITAL
Partners' Capital (in units)	4,624.509	6,075.289
Class C [Member]
PARTNERS' CAPITAL
Partners' Capital (in units)	9,132.728	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)	643.929	957.352