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Segment Reporting (Tables)
 3 Months Ended
Mar. 31, 2014
Segment Reporting [Abstract]  
Segment Reporting
(in thousands) Three months ended March 31, 2014
  Mt Hamilton Exploration Corporate and Other Consolidated
Exploration expense $   -   $  48  $   -     $   48 
Interest expense (2) -   -   -   -  
Other (1) -   135  452  587 
Pre-tax loss    $  -   $183  $  452  $635 
Total assets (3)(4) $15,009  $346  $4,715  $20,070 
Capital Expenditures (2) $   646  $     -     $     -     $     646