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Oil and Gas Properties
 3 Months Ended
Mar. 31, 2014
Extractive Industries [Abstract]  
Oil and Gas Properties
Oil and Gas Properties and Equipment, net
Net capitalized costs, utilizing the successful efforts method of accounting, related to our oil and gas producing activities follows:
 
First
Quarter-End
 
Year-End
 
2014
 
2013
 
(In thousands)
Unproved oil and gas properties
$
93,032

 
$
100,320

Proved oil and gas properties
176,936

 
155,262

Total capitalized costs
269,968

 
255,582

Less: accumulated depreciation, depletion and amortization
(27,514
)
 
(22,941
)
 
$
242,454

 
$
232,641