Financial Highlights (Details) (Teucrium WTI Crude Oil Fund [Member], USD $)	3 Months Ended		4 Months Ended	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2011	Jun. 30, 2012
Teucrium WTI Crude Oil Fund [Member]
Net asset value per share at beginning of period			$ 50.0	$ 44.45
Investment income			$ 0.01	$ 0.02
Net realized and unrealized gain (loss) on commodity futures contracts			$ 0.19	$ (4.21)
Total expenses			$ (1.75)	$ (1.69)
Net increase (decrease) in net asset value		$ (4.92)	$ (1.55)	$ (5.88)
At end of period	$ 38.57	$ 48.45	$ 48.45	$ 38.57
Total return			(3.10%)	(13.23%)
Total expense			9.69%	7.59%
Net investment gain (loss)			(9.61%)	(7.51%)
Reduction in expenses due to Sponsor involvement	$ 14,500