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Quarterly Financial Data (Details) (Teucrium Wheat Fund [Member], USD $)
 3 Months Ended 12 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2012
Teucrium Wheat Fund [Member]
                    
Total (Loss) Income $ (392,701) $ 372,367 $ (71,026) $ (3,557) $ 10,010 $ (244,878) $ (254,888)       $ (94,917)
Total Expenses 70,389 61,781 150,047 63,128 18,990 19,334 344       345,345
Net income (loss) $ (463,090) $ 310,586 $ (221,073) $ (66,685) $ (8,980) $ (264,212) $ (255,232)       $ (440,262)
Net income (loss) per share $ (3.3) $ 2.47 $ 0.66 $ (0.94) $ (0.09) $ (2.64) $ (2.55) $ 0.0 $ 0.0 $ (1.11)