v3.3.1.900
Oil and Gas Producing Activities (Tables)
 12 Months Ended
Dec. 31, 2015
Extractive Industries [Abstract]  
Schedule of Information Regarding Costs Incurred for Oil and Gas Property Acquisition, Development and Exploration Activities

Set forth below is certain information regarding the costs incurred for oil and gas property acquisition, development and exploration activities (in thousands):

 

     For the Years Ended December 31,  
     2015      2014      2013  

Property acquisition costs:

         

Unproved properties

    $ 653       $ 4,578       $ 5,857   

Proved properties

      —         —         1,000   

Exploration costs

      4,439         3,831         2,238   

Development costs (1)

      146,237         382,995         287,898   
  

 

 

     

 

 

     

 

 

  

Total costs incurred

    $ 151,329       $ 391,404       $ 296,993   
  

 

 

     

 

 

     

 

 

  

 

(1) For the years ended December 31, 2015, 2014 and 2013, development costs include $151,000, $898,000 and $584,000, respectively, in non-cash asset retirement obligations.
Schedule of Information Regarding Results of Operations for Oil and Gas Producing Activities

Set forth below is certain information regarding the results of operations for oil and gas producing activities (in thousands):

 

     For the Years Ended December 31,  
     2015      2014      2013  

Revenues

    $ 131,336       $ 258,529       $ 181,302   

Production costs

      (40,057 )       (48,635 )       (31,992 ) 

Exploration expense

      (4,439 )       (3,831 )       (2,238 ) 

Depletion

      (109,319 )       (106,802 )       (76,956 ) 

Impairment of oil and gas properties

      (220,197 )       —         —   

Income tax benefit (expense)

      86,120         (35,387 )       (24,996 ) 
  

 

 

     

 

 

     

 

 

  

Results of operations

    $ (156,556 )     $ 63,874       $ 45,120