STATEMENTS OF CHANGES IN PARTNERS' CAPITAL (Unaudited) (USD $)	Total	Class A [Member]	Class B [Member]	Class C [Member]	Class Z [Member]
Balance at Dec. 31, 2009	$ 58,933,830	$ 43,345,191	$ 5,779,409	$ 8,695,492	$ 1,113,738
Balance (in units) at Dec. 31, 2009	54,709.648	40,464.124	5,330.595	7,924.148	990.781
Subscriptions	5,218,388	4,469,560	733,828	0	15,000
Subscriptions (in units)	4,924.581	4,230.515	681.014	0	13.052
Net Income (Loss)	397,049	233,375	60,682	80,466	22,526
Net Income (Loss)	397,049	233,375	60,682	80,466	22,526
Redemptions	(7,644,201)	(6,393,587)	(401,656)	(848,958)	0
Redemptions (in units)	(7,164.353)	(6,005.239)	(368.624)	(790.490)	0
Balance at Sep. 30, 2010	56,905,066	41,654,539	6,172,263	7,927,000	1,151,264
Balance (in units) at Sep. 30, 2010	52,469.876	38,689.400	5,642.985	7,133.658	1,003.833
Balance at Jun. 30, 2010
Net Income (Loss)	1,645,366	1,172,643	191,941	242,767	38,015
Net Income (Loss)	1,645,366	1,172,643	191,941	242,767	38,015
Balance at Sep. 30, 2010	56,905,066	41,654,539	6,172,263	7,927,000	1,151,264
Balance (in units) at Sep. 30, 2010	52,469.876	38,689.400	5,642.985	7,133.658	1,003.833
Balance at Dec. 31, 2010	58,428,501	42,138,662	6,308,090	8,762,829	1,218,920
Balance (in units) at Dec. 31, 2010	51,516.372	37,461.613	5,513.195	7,529.287	1,012.277
Subscriptions	3,591,344	2,891,344	300,000	400,000	0
Subscriptions (in units)	3,214.892	2,598.178	264.024	352.690	0
Net Income (Loss)	(4,264,959)	(3,065,822)	(473,296)	(648,539)	(77,302)
Net Income (Loss)	(4,264,959)	(3,065,822)	(473,296)	(648,539)	(77,302)
Redemptions	(10,912,741)	(8,562,543)	(1,343,931)	(934,238)	(72,029)
Redemptions (in units)	(9,859.847)	(7,722.846)	(1,234.662)	(842.843)	(59.496)
Balance at Sep. 30, 2011	46,842,145	33,401,641	4,790,863	7,580,052	1,069,589
Balance (in units) at Sep. 30, 2011	44,871.417	32,336.945	4,542.557	7,039.134	952.781
Balance at Jun. 30, 2011
Net Income (Loss)	(1,350,289)	(979,972)	(130,378)	(214,315)	(25,624)
Net Income (Loss)	(1,350,289)	(979,972)	(130,378)	(214,315)	(25,624)
Balance at Sep. 30, 2011	$ 46,842,145	$ 33,401,641	$ 4,790,863	$ 7,580,052	$ 1,069,589
Balance (in units) at Sep. 30, 2011	44,871.417	32,336.945	4,542.557	7,039.134	952.781