Summary of Significant Accounting Policies (Details) (Teucrium Corn Fund [Member], USD $)	3 Months Ended			9 Months Ended		12 Months Ended
	Sep. 30, 2013	Mar. 31, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012	Feb. 01, 2012	Jan. 31, 2012
Teucrium Corn Fund [Member]
Creations and Redemptions
Common units per Creation Basket	25,000			25,000			50,000	100,000
Common units per Redemption Basket	25,000			25,000			50,000	100,000
Minimum level of shares per Redemption Basket minimum level	50,000			50,000
Minimum number of Redemption Baskets	2			2
Cash Equivalents
Money market funds	$ 45,377,263			$ 45,377,263		$ 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%			1.00%
Management fees	112,618		221,902	307,010	534,153
Expenses subject to reimbursement						560,000
Expenses subject to reimbursement sought	174,000			390,000
Expenses subject to reimbursement payable, unrecorded	170,000			170,000
Fair Value - Definition and Hierarchy
Change in commodity futures contracts		$ (410,475)