Financial Highlights (Details) (Teucrium Corn Fund [Member], USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Jun. 08, 2010
Teucrium Corn Fund [Member]
Net asset value per share at beginning of period			$ 44.34	$ 41.92	$ 25.00
Investment income			$ 0.01	$ 0.02
Net realized and unrealized gain (loss) on commodity futures contracts			$ (8.80)	$ 8.05
Total expenses			$ (2.10)	$ (1.59)
Net increase (decrease) in net asset value	$ (5.25)	$ 6.38	$ (10.89)	$ 6.48
At end of period	$ 33.45	$ 48.40	$ 33.45	$ 48.40	$ 25.00
Total return			(24.56%)	15.46%
Total expense			7.11%	4.95%
Net investment gain (loss)			(7.06%)	(4.87%)
Expenses subject to reimbursement sought	$ 174,000		$ 390,000
Expenses subject to reimbursement payable, unrecorded	$ 170,000		$ 170,000