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Oil And Gas Properties (Tables)
12 Months Ended
Dec. 31, 2013
Oil And Gas Properties [Abstract]  
Schedule Of Oil And Gas Properties
  December 31,
    2013     2012  
Oil and gas properties, at cost $ 45,101   $ 43,351  
Unevaluated properties   736     457  
Accumulated depreciation, depletion and amortization   (21,714 )   (19,108 )
Oil and gas properties, net $ 24,123   $ 24,700