Summary of Significant Accounting Policies (Details) (Teucrium Agricultural Fund [Member], USD $)	3 Months Ended
	Jun. 30, 2012	Jun. 30, 2012	Aug. 02, 2012	Jun. 14, 2012	Mar. 26, 2012	Dec. 31, 2011
Teucrium Agricultural Fund [Member]
Creations and Redemptions
Common units per Creation Basket	50,000	50,000
Common units per Redemption Basket	50,000	50,000
Minimum level of shares per Redemption Basket	50,000	50,000			50,000
Minimum number of Redemption Baskets	1	1			1
Number of Redemption Baskets outstanding				1
Number of shares outstanding			50,000	50,000
Cash Equivalents
Money market funds	$ 12,570	$ 12,570				$ 100
Sponsor Fee and Allocation of Expenses
Annual sponsor fee	1.00%	1.00%
Reduction in expenses due to Sponsor involvement	$ 500	$ 500