Consolidated Statements of Changes in Partners' Capital (Net Asset Value) (Unaudited) (USD $)	Total	Class A [Member]	Class B [Member]	Class I [Member]
Balance at Dec. 31, 2012	$ 1,263,878,940	$ 753,610,488	$ 508,000,871	$ 2,267,581
Balance (in units) at Dec. 31, 2012		178,207.99	86,910.36	2,484.34
Net asset value per unit at beginning of period at Dec. 31, 2012		$ 4,228.83	$ 5,845.11	$ 912.75
Increase (Decrease) in Partners' Capital [Roll Forward]
Net loss	25,818,772	14,007,308	11,700,349	111,115
Subscriptions	28,675,853	16,654,566	8,981,142	3,040,145
Subscriptions (in units)		3,896.1395	1,517.5528	3,305.6618
Redemptions	(104,426,983)	(58,305,932)	(46,121,051)
Redemptions (in units)		(13,576.2487)	(7,743.1747)
Transfers		(1,475,619)	1,475,619
Transfers (in units)		(342.9134)	247.2911
Balance at Mar. 31, 2013	1,213,946,582	724,490,811	484,036,930	5,418,841
Balance (in units) at Mar. 31, 2013		168,184.9654	80,932.0322	5,790.0026
Net asset value per unit at end of period at Mar. 31, 2013		$ 4,307.70	$ 5,980.78	$ 935.90
Balance at Dec. 31, 2013	880,409,705	550,501,395	325,651,536	4,256,774
Balance (in units) at Dec. 31, 2013		133,795.04	56,246.44	4,675.59
Net asset value per unit at beginning of period at Dec. 31, 2013		$ 4,114.51	$ 5,789.73	$ 910.42
Increase (Decrease) in Partners' Capital [Roll Forward]
Net loss	(30,032,536)	(19,762,382)	(10,164,209)	(105,945)
Subscriptions	7,571,181	5,426,911	2,144,270
Subscriptions (in units)		1,347.8464	376.9991
Redemptions	(76,429,766)	(36,242,936)	(39,186,830)	(1,000,000)
Redemptions (in units)		(9,079.4019)	(6,945.8208)	(1,109.8311)
Transfers		(673,847)	673,847
Transfers (in units)		(168.0220)	119.1039
Balance at Mar. 31, 2014	$ 781,518,584	$ 499,249,141	$ 279,118,614	$ 3,150,829
Balance (in units) at Mar. 31, 2014		125,895.4637	49,796.7242	3,565.7625
Net asset value per unit at end of period at Mar. 31, 2014		$ 3,965.58	$ 5,605.16	$ 883.63