Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Details)

v2.4.0.8
Segment Information (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Operating results and assets of reportable segments      
Sales and revenues $ 164,981 $ 61,454  
Depletion, depreciation, and amortization 91,206 40,364  
Interest expense 31,342 29,928  
Income tax benefit 40,662 30,400  
Operating income (loss) (104,079) (48,469)  
Segment assets 7,134,457 4,092,879 6,613,581
Capital expenditures for segment assets 731,706 549,653  
Operating segments | Exploration and production
     
Operating results and assets of reportable segments      
Sales and revenues 161,457 61,454  
Depletion, depreciation, and amortization 83,138 39,476  
Interest expense 31,084 29,909  
Income tax benefit 40,662 30,400  
Operating income (loss) (109,482) (49,087)  
Segment assets 6,982,436 4,038,932  
Capital expenditures for segment assets 581,736 488,479  
Operating segments | Gathering and compression
     
Operating results and assets of reportable segments      
Sales and revenues 11,773 1,953  
Depletion, depreciation, and amortization 6,108 1,012  
Interest expense 172 19  
Operating income (loss) 4,896 744  
Segment assets 703,426 238,067  
Capital expenditures for segment assets 107,523 55,975  
Operating segments | Fresh Water Distribution
     
Operating results and assets of reportable segments      
Sales and revenues 24,503 4,365  
Depletion, depreciation, and amortization 2,918    
Interest expense 86    
Operating income (loss) 16,202 3,571  
Segment assets 288,981 22,856  
Capital expenditures for segment assets 60,030 9,020  
Elimination of intersegment transaction
     
Operating results and assets of reportable segments      
Sales and revenues (32,752) (6,318)  
Depletion, depreciation, and amortization (958) (124)  
Operating income (loss) (15,695) (3,697)  
Segment assets (840,386) (206,976)  
Capital expenditures for segment assets $ (17,583) $ (3,821)