Organization and Operation (Details) (Teucrium Soybean Fund [Member], USD $)	0 Months Ended	6 Months Ended
	Sep. 16, 2011	Jun. 30, 2012	Mar. 05, 2012	Mar. 04, 2012	Dec. 31, 2011	Jun. 17, 2011
Common units per Creation Basket		25,000	25,000	50,000
Common units registered						10,000,000
Number of shares issued	100,000
Value of shares issued	$ 2,500,000	$ 4,154,488
Net asset value per share	$ 25.0	$ 24.4			$ 21.86
Shares outstanding		100,004			100,004
Second to Expire CBOT Soybean Futures Contract [Member]
Benchmark percent		35.00%
Third to Expire CBOT Soybean Futures Contract [Member]
Benchmark percent		30.00%
CBOT Soybean Futures Contract Expiring November Following Third To Expire Contract [Member]
Benchmark percent		35.00%