PROPERTY, PLANT AND EQUIPMENT (Tables)
3 Months Ended
Mar. 31, 2013
Schedule of Property, Plant and Equipment [Table Text Block]
    March 31,     December 31,  
    2013     2012  
Land $ 1,603,509   $ 1,603,509  
Power production plant   158,482,959     159,795,806  
Grant proceeds for power plants   (52,965,236 )   (54,684,452 )
Wells   66,650,807     66,619,604  
Grant proceeds for wells   (2,487,773 )   (2,487,773 )
Furniture and equipment   1,404,410     1,356,143  
    172,688,676     172,202,837  
             
           Less: accumulated depreciation   (16,117,744 )   (14,491,277 )
    156,570,932     157,711,260  
Construction in progress   2,925,903     2,877,994  
             
  $ 159,496,835   $ 160,589,254  
Schedule of Capitalized Interest Costs [Table Text Block]
    For the Three Months Ended March 31,  
    2013     2012  
Total interest expense incurred $ 481,769   $ 574,901  
Capitalized interest   -     573,426  
Schedule of Changes in Construction in Progress [Table Text Block]
          For the Nine  
    For the Three     Months Ended  
    Months Ended     December 31,  
    March 31, 2013     2012  
Beginning balances $ 2,877,994   $ 145,987,128  
     Development/construction   47,909     64,564,914  
     Grant reimbursements and rebates   -     (55,244,491 )
     Transfers into production   -     (152,429,557 )
Ending balances $ 2,925,903   $ 2,877,994  
Schedule of Changes in Construction in Progress, by Project [Table Text Block]
    March 31,     December 31,  
    2013     2012  
Raft River, Idaho:            
         Unit II, power plant, substation and transmission lines $ 750,493   $ 750,493  
         Unit II, well construction   2,102,168     2,100,862  
    2,852,661     2,851,355  
Neal Hot Springs, Oregon:            
         Wells   73,242     26,639  
             
  $ 2,925,903   $ 2,877,994