Summary of Significant Accounting Policies (Corn) (Narrative) (Details) (Teucrium Corn Fund [Member], USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2013	Dec. 31, 2013	Dec. 31, 2012	Feb. 01, 2012	Jan. 31, 2012
Teucrium Corn Fund [Member]
Creations and Redemptions
Common units per Creation Basket		25,000		50,000	100,000
Common units per Redemption Basket		25,000		50,000	100,000
Minimum level of shares per Redemption Basket minimum level		50,000
Minimum number of Redemption Baskets		2
Cash Equivalents
Money market funds		$ 42,405,220	$ 14,632,382
United States Treasury Bills with a maturity of three months or less			19,999,600
Sponsor Fee and Allocation of Expenses
Annual sponsor fee		1.00%
Expenses subject to reimbursement		590,000	560,000
Expenses subject to reimbursement paid		410,000
Fair Value - Definition and Hierarchy
Change in commodity futures contracts	$ (410,475)