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Methane Project (Tables)
12 Months Ended
Dec. 31, 2012
Methane Project [Abstract]  
Schedule Of The Methane Project
  December 31,
    2012     2011  
Methane project, at cost $ 4,865   $ 5,421  
Accumulated depreciation   (420 )   (319 )
Methane project, net $ 4,445   $ 5,102