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Property and Equipment
6 Months Ended
Jun. 30, 2016
Property, Plant and Equipment [Abstract]  
Property and Equipment

(5) Property and Equipment:

Property and equipment at June 30, 2016 and December 31, 2015 consisted of the following:

 

(Thousands of dollars)    June 30,
2016
     December 31,
2015
 

Proved oil and gas properties, at cost

   $ 407,656       $ 395,129   

Less: Accumulated depletion and depreciation

     (214,112      (204,213
  

 

 

    

 

 

 

Oil and Gas Properties, Net

   $ 193,544       $ 190,916   
  

 

 

    

 

 

 

Field and office equipment

   $ 27,452       $ 27,919   

Less: Accumulated depreciation

     (17,580      (16,824
  

 

 

    

 

 

 

Field and Office Equipment, Net

   $ 9,872       $ 11,095   
  

 

 

    

 

 

 

Total Property and Equipment, Net

   $ 203,416       $ 202,011