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DERIVATIVE INSTRUMENTS (Details 3) (USD $)
Mar. 31, 2013
Dec. 31, 2012
Assets:    
Total $ 77,014 $ 2,000,000
Commodity derivatives
   
Assets:    
Gross 932,078 2,206,705
Netting (697,665) (246,700)
Total 234,413 1,960,005
Liabilities:    
Gross 855,064 246,700
Netting (697,665) (246,700)
Total $ 157,399