Consolidated Statements of Operations (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Gain (loss) on trading of commodity contracts:
Realized gain (loss) on closed positions	$ 164,707	$ 501,004	$ (640,659)	$ (62,269)
Change in unrealized gain (loss) on open positions	(377,535)	(1,507,010)	(714,879)	(1,932,365)
Foreign currency transaction gain (loss)	(3,924)	(21,405)	(15,401)	116,092
Total Trading gain (loss)	(216,752)	(1,027,411)	(1,370,939)	(1,878,542)
Net investment income (loss):
Interest income	55,524	822	154,464	(19,308)
Realized gain (loss) on fixed income securities	(47,078)	(14,347)	(178,092)	(4,031)
Change in unrealized gain (loss) on fixed income securities	20,397	23,290	101,707	106,134
Total net investment gain (loss)	28,843	9,765	78,079	82,795
Expenses:
Advisory fees	11,546	15,594	26,865	30,860
Management fees	103,780	181,534	239,399	394,556
Incentive fees	4,411	59,402	4,411	117,502
Ongoing offering expenses	21,001	75,000	37,467	105,000
Operating expenses	137,001	187,048	270,534	372,050
Total expenses	616,586	1,046,523	1,312,850	2,164,692
Trading income (loss)	(804,495)	(2,064,169)	(2,605,710)	(3,960,439)
Non-Trading income (loss):
Interest on Non-Trading reserve	84	542	142	2,407
Collections in excess of impaired value		343,664		343,664
Legal and administrative fees	(138,543)	(82,015)	(139,298)	(124,116)
Management fees paid to US Bank	(73,192)	(48,201)	(175,774)	(123,808)
Non-Trading income (loss)	(211,651)	213,990	(314,930)	98,147
Net income (loss)	(1,016,146)	(1,850,179)	(2,920,640)	(3,862,292)
Class A
Expenses:
Commissions	332,014	517,624	718,852	1,124,300
Class B
Expenses:
Commissions	$ 6,833	$ 10,321	$ 15,322	$ 20,424