Financial Highlights (Tables)

12 Months Ended

Dec. 31, 2014

Financial Highlights [Abstract]

Operating performance calculation per unit

The following is the per Unit operating performance calculation for the years ended December 31, 2014 and 2013:

	Class 0			Class 2
Per unit operating performance
Net asset value per unit, December 31, 2012	$	114.88		$	90.29
Net income:
Net investment loss		(3.32	)		(4.47	)
Net gain on investments		16.16			12.59
Net income		12.84			8.12
Net asset value per unit, December 31, 2013	$	127.72		$	98.41
Net income:
Net investment loss		(3.39	)		(4.53	)
Net gain on investments		25.04			19.70
Net income		21.65			15.17
Net asset value per unit, December 31, 2014	$	149.37		$	113.58

Ratios to average members' capital and total return

The following represents ratios to average members’ capital and total return for the years ended December 31, 2014 and 2013:

	Class 0						Class 2
	2014			2013			2014			2013
Total return before Incentive Allocation		19.75	%		11.18	%		17.38	%		8.99	%
Incentive Allocation		(2.80	)		0.00			(1.96	)		0.00
Total return after Incentive Allocation		16.95	%		11.18	%		15.42	%		8.99	%
Net investment loss before Incentive Allocation		(2.73	)%		(2.74	)%		(4.78	)%		(4.75	)%
Incentive Allocation		(2.75	)		0.00			(1.92	)		0.00
Net investment loss after Incentive Allocation		(5.48	)%		(2.74	)%		(6.70	)%		(4.75	)%
Total expenses before Incentive Allocation		2.93	%		2.95	%		4.98	%		4.95	%
Incentive Allocation		2.75			0.00			1.92			0.00
Total expenses after Incentive Allocation		5.68	%		2.95	%		6.90	%		4.95	%