STATEMENTS OF CHANGES IN PARTNERS' CAPITAL (Unaudited) (USD $)	Total	Class A [Member]	Class B [Member]	Class C [Member]	Class D [Member]		Class Z [Member]
Balance at Dec. 31, 2009	$ 78,145,994	$ 39,684,890	$ 8,492,803	$ 16,633,598	$ 12,265,562		$ 1,069,141
Balance (in units) at Dec. 31, 2009	73,937.246	37,990.609	8,032.706	15,543.827	11,394.809		975.295
Subscriptions	15,686,363	8,735,108	2,204,427	4,511,828	65,000		170,000
Subscriptions (in units)	15,327.947	8,632.297	2,136.045	4,341.951	59.828		157.826
NET INCOME (LOSS)	(1,459,909)	(886,694)	(184,767)	(215,051)	(165,834)		(7,563)
Redemptions	(20,362,409)	(5,251,158)	(1,743,009)	(3,013,643)	(10,233,117)		(121,482)
Redemptions (in units)	(19,554.745)	(5,208.724)	(1,714.193)	(2,883.554)	(9,635.794)		(112.480)
Balance at Sep. 30, 2010	72,010,039	42,282,146	8,769,454	17,916,732	1,931,611		1,110,096
Balance (in units) at Sep. 30, 2010	69,710.448	41,414.182	8,454.558	17,002.224	1,818.843		1,020.641
Balance at Jun. 30, 2010
NET INCOME (LOSS)	2,059,749	1,000,858	220,185	480,068	324,401		34,237
Balance at Sep. 30, 2010	72,010,039	42,282,146	8,769,454	17,916,732	1,931,611		1,110,096
Balance (in units) at Sep. 30, 2010	69,710.448	41,414.182	8,454.558	17,002.224	1,818.843		1,020.641
Balance at Dec. 31, 2010	72,434,102	42,648,264	8,463,247	18,178,357	2,028,255	[1]	1,115,979
Balance (in units) at Dec. 31, 2010	66,922.751	39,904.989	7,784.920	16,438.640	1,818.843	[1]	975.359
Subscriptions	5,160,802	3,685,695	801,607	673,500	0		0
Subscriptions (in units)	4,916.901	3,549.588	761.970	605.343	0		0
NET INCOME (LOSS)	(5,636,988)	(3,574,696)	(582,062)	(1,239,054)	(160,227)		(80,949)
Redemptions	(15,523,056)	(6,881,196)	(2,371,555)	(6,249,861)	0		(20,444)
Redemptions (in units)	(14,749.771)	(6,658.110)	(2,207.645)	(5,866.009)	0		(18.007)
Balance at Sep. 30, 2011	56,434,860	35,878,067	6,311,237	11,362,942	1,868,028	[1]	1,014,586
Balance (in units) at Sep. 30, 2011	57,089.881	36,796.467	6,339.245	11,177.974	1,818.843	[1]	957.352
Balance at Jun. 30, 2011
NET INCOME (LOSS)	(1,328,297)	(855,641)	(141,856)	(273,642)	(38,305)		(18,853)
Balance at Sep. 30, 2011	$ 56,434,860	$ 35,878,067	$ 6,311,237	$ 11,362,942	$ 1,868,028	[1]	$ 1,014,586
Balance (in units) at Sep. 30, 2011	57,089.881	36,796.467	6,339.245	11,177.974	1,818.843	[1]	957.352

[1] Class D Units were issued beginning on March 1, 2009