Consolidated Statements of Unitholders' Capital (Unaudited) (USD $)	3 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2014
Balances at December 31, 2013		$ 15,157,053
Income (loss)	(223,934)	(1,903,630)
Balances at March 31, 2014	11,651,238	11,651,238
Beneficial Owners -Trading Class A [Member] | Limited Partner [Member]
Balances at December 31, 2013		13,569,363
Balances at December 31, 2013 (in Shares)		190,458
Income (loss)		(1,759,624)
Unitholders' redemptions		(1,477,443)
Unitholders' redemptions (in Shares)		(23,596)
Balances at March 31, 2014	10,332,296	10,332,296
Balances at March 31, 2014 (in Shares)	166,862	166,862
Beneficial Owners - Trading Class B [Member] | Limited Partner [Member]
Balances at December 31, 2013		359,349
Balances at December 31, 2013 (in Shares)		4,564
Income (loss)		(39,046)
Unitholders' redemptions		(124,742)
Unitholders' redemptions (in Shares)		(1,735)
Balances at March 31, 2014	195,561	195,561
Balances at March 31, 2014 (in Shares)	2,829	2,829
Managing Owners - Trading Class A [Member] | General Partner [Member]
Balances at December 31, 2013		38,117
Balances at December 31, 2013 (in Shares)		535
Income (loss)		(4,989)
Balances at March 31, 2014	33,128	33,128
Balances at March 31, 2014 (in Shares)	535	535
Unitholders' Capital - Trading [Member]
Balances at December 31, 2013		13,966,829
Balances at December 31, 2013 (in Shares)		195,557
Income (loss)		(1,803,659)
Unitholders' redemptions		(1,602,185)
Unitholders' redemptions (in Shares)		(25,331)
Balances at March 31, 2014	10,560,985	10,560,985
Balances at March 31, 2014 (in Shares)	170,226	170,226
Participating Owners - LLC Equity/Non-Trading [Member] | Limited Partner [Member]
Balances at December 31, 2013		89,652
Balances at December 31, 2013 (in Shares)		171,234
Income (loss)		(7,173)
Unitholders' redemptions		(13,298)
Unitholders' redemptions (in Shares)		(26,984)
Balances at March 31, 2014	69,181	69,181
Balances at March 31, 2014 (in Shares)	144,250	144,250
Nonparticipating Owners - LLC Equity/Non-Trading [Member] | Limited Partner [Member]
Balances at December 31, 2013		1,100,572
Balances at December 31, 2013 (in Shares)		2,102,054
Income (loss)		(92,798)
Unitholders' redemptions		13,298
Unitholders' redemptions (in Shares)		26,984
Balances at March 31, 2014	1,021,072	1,021,072
Balances at March 31, 2014 (in Shares)	2,129,038	2,129,038
Unitholders' Capital - LLC Equity/Non-Trading [Member]
Balances at December 31, 2013		1,190,224
Balances at December 31, 2013 (in Shares)		2,273,288
Income (loss)		(99,971)
Balances at March 31, 2014	$ 1,090,253.00	$ 1,090,253.00
Balances at March 31, 2014 (in Shares)	2,273,288	2,273,288
Net asset value per unit at December 31, 2013 (in Dollars per share)		$ 0.52
Net change per unit (in Dollars per share)		$ (0.04)
Net asset value per unit at June 30, 2014 (in Dollars per share)	$ 0.48	$ 0.48
Unitholders' Capital - Trading Class A [Member]
Net asset value per unit at December 31, 2013 (in Dollars per share)		$ 71.25
Net change per unit (in Dollars per share)		$ (9.33)
Net asset value per unit at June 30, 2014 (in Dollars per share)	$ 61.92	$ 61.92
Unitholders' Capital - Trading Class B [Member]
Net asset value per unit at December 31, 2013 (in Dollars per share)		$ 78.74
Net change per unit (in Dollars per share)		$ (9.61)
Net asset value per unit at June 30, 2014 (in Dollars per share)	$ 69.13	$ 69.13