JOINT VENTURES/NON-CONTROLLING INTEREST (Tables)
 3 Months Ended
Mar. 31, 2013
Schedule of Non-controlling Interests [Table Text Block]
    March 31,     December 31,  
    2013     2012  
             
Gerlach Geothermal LLC interest held by Gerlach Green Energy, LLC $ 411,663   $ 404,434  
Oregon USG Holdings LLC interest held by Enbridge Inc.   33,926,434     33,078,744  
Raft River Energy I LLC interest held by Raft River I Holdings, LLC   22,563,268     22,598,020  
  $ 56,901,365   $ 56,081,198