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Plant and Equipment
6 Months Ended
Jun. 30, 2012
Plant and Equipment [Abstract]  
Plant and Equipment
6. Plant and Equipment

June 30, 2012
December 31, 2011
 
Cost
 
 
Accumulated depreciation and write downs
 
 
Net
 
 
Cost
 
 
Accumulated depreciation and write downs
 
 
Net
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Concordia, Mexico
 
$
18,247
 
 
$
100
 
 
$
18,147
 
 
$
18,238
 
 
$
92
 
 
$
18,146
 
Awak Mas, Indonesia
 
 
242
 
 
 
200
 
 
 
42
 
 
 
233
 
 
 
171
 
 
 
62
 
Mt. Todd, Australia
 
 
2,220
 
 
 
878
 
 
 
1,342
 
 
 
1,660
 
 
 
689
 
 
 
971
 
Guadalupe de los Reyes, Mexico
 
 
20
 
 
 
1
 
 
 
19
 
 
 
-
 
 
 
-
 
 
 
-
 
Corporate, United States
 
 
422
 
 
 
408
 
 
 
14
 
 
 
430
 
 
 
377
 
 
 
53
 
 
$
21,151
 
 
$
1,587
 
 
$
19,564
 
 
$
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 certain storage, insurance and transportation costs and any applicable taxes provided that notice of exercise is received no later than February 7, 2013.