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Derivative Instruments and Hedging Activities (Schedule of Fair Value of Derivative Instruments) (Details) (Teucrium Wheat Fund [Member], USD $)
Mar. 31, 2013
Dec. 31, 2012
Commodity price    
Asset derivatives    $ 15,762
Liability derivatives 630,063 206,850
Commodity Contract [Member]
   
Commodity price    
Asset derivatives    15,762
Liability derivatives 630,063 206,850
Collateral Due From Broker [Member]
   
Commodity price    
Asset derivatives 847,255 532,964
Collateral Due To Broker [Member]
   
Commodity price    
Liability derivatives