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Plant and Equipment
3 Months Ended
Mar. 31, 2012
Plant and Equipment [Abstract]  
Plant and Equipment
6. Plant and Equipment


 
 
March 31, 2012
  
December 31, 2011
 
   
Cost
  
Accumulated
depreciation and
write downs
  
Net
  
Cost
  
Accumulated
depreciation and
write downs
  
Net
 
                    
Concordia, Mexico
 $18,238  $96  $18,142  $18,238  $92  $18,146 
Awak Mas, Indonesia
  233   171   62   233   171   62 
Mt. Todd, Australia
  1,990   779   1,211   1,660   689   971 
Guadalupe de los Reyes, Mexico
  10   2   8   -   -   - 
Corporate, United States
  432   407   25   430   377   53 
   $20,903  $1,455  $19,448  $20,561  $1,329  $19,232 

As part of the Earn-in Right Agreement, Vista has granted Invecture the option to cause DZ Mexico to acquire the mill equipment for $16,000 plus storage, insurance and transportation costs and any applicable taxes.  This option is exercisable by Invecture until February 7, 2013.