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Segment Information (Tables)
6 Months Ended
Jun. 30, 2013
Segment Information [Abstract]  
Summary of Result of Operations and Total Assets by Segment
As of June 30, 2013, we had two reportable segments: Oil and Gas and Maintenance of Mineral Properties.  A summary of results of operations for the three and six months ended June 30, 2013, and 2012, and total assets as of June 30, 2013 and December 31, 2012 by segment are as follows:
 
   
(In thousands)
  
(In thousands)
 
   
For the three months ended June 30,
  
For the six months ended June 30,
 
   
2013
  
2012
  
2013
  
2012
 
Revenues:
            
Oil and gas
 $7,915  $8,522  $15,794  $16,857 
Total revenues
  7,915   8,522   15,794   16,857 
                  
Operating expenses:
                
Oil and gas
  5,778   7,111   17,866   13,645 
Mineral properties
  700   642   1,344   1,261 
Total operating expenses
  6,478   7,753   19,210   14,906 
                  
Interest expense:
                
Oil and gas
  72   28   148   58 
Mineral properties
  --   6   24   12 
Total interest expense
  72   34   172   70 
                  
Operating income (loss)
                
Oil and gas
 $2,065  $1,383  $(2,220) $3,154 
Mineral properties
  (700)  (648)  (1,368)  (1,273)
Operating income (loss)
                
from identified segments
  1,365   735   (3,588)  1,881 
                  
General and administrative expenses
  (1,319)  (1,760)  (2,626)  (3,654)
Add back interest expense
  72   34   172   70 
Other revenues and expenses
  249   1,615   279   1,494 
                  
Income (loss) before income taxes
                
and discontinued operations
 $367  $624  $(5,763) $(209)
                  
Depreciation depletion and amortization expense:
             
Oil and gas
 $3,213  $4,030  $6,674  $7,671 
Mineral properties
  32   32   64   64 
Corporate
  37   120   76   245 
Total depreciation expense
 $3,282  $4,182  $6,814  $7,980 
                  
 
   
(In thousands)
 
   
June 30,
  
December 31,
 
   
2013
  
2012
 
Assets by segment
      
Oil and gas
 $90,400  $93,839 
Mineral
  20,746   20,747 
Corporate
  24,470   26,241 
Total assets
 $135,616  $140,827