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Derivative Instruments and Hedging Activities (Schedule of Fair Value of Derivative Instruments) (Details) (Teucrium Soybean Fund [Member], USD $)
Jun. 30, 2012
Dec. 31, 2011
Commodity price    
Asset derivatives $ 148,038 $ 9,994
Liability derivatives    (164,663)
Commodity Contract [Member]
   
Commodity price    
Asset derivatives 148,038 9,994
Liability derivatives    (164,663)
Net derivatives $ 148,038 $ (154,669)