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Business Segments and Geographic Areas (Tables)
12 Months Ended
Dec. 31, 2014
Segment Reporting [Abstract]  
Schedule of Accounts Receivable and Revenue by Major Customers by Reporting Segments

The customers, individually or considered as a group under common ownership, which accounted for greater than 10% of accounts receivable or 10% of operating revenues during the periods reflected were as follows:

 

     Accounts Receivable
December 31,
    Operating Revenues
Years Ended December 31,
 
     2014     2013     2014     2013     2012  

Oil and Gas segment:

          

Customer A

     7     7     17     15     15

Customer B

     12     12     13     13     13

Air Medical &

          

Technical Services segments:

          

Customer C

     20     20     10     17     2
Schedule of Profit or Loss and Assets of Each of Company's Reportable Segments

The following table shows information about the profit or loss and assets of each of the Company’s reportable segments for the years ended December 31, 2014, 2013, and 2012.

 

     Year Ended  
     December 31,  
     2014      2013      2012  
     (Thousands of dollars)  

Segment operating revenues

        

Oil and Gas

   $ 516,909       $ 489,055       $ 424,514   

Air Medical

     300,212         277,884         211,148   

Technical Services

     19,149         89,561         11,024   
  

 

 

    

 

 

    

 

 

 

Total operating revenues

  836,270      856,500      646,686   
  

 

 

    

 

 

    

 

 

 

Segment direct expenses

Oil and Gas(1)

  411,679      393,251      360,400   

Air Medical

  243,573      231,880      175,944   

Technical Services

  14,851      88,221      8,043   
  

 

 

    

 

 

    

 

 

 

Total segment direct expenses

  670,103      713,352      544,387   

Segment selling, general and administrative expenses

Oil and Gas

  4,615      4,059      3,736   

Air Medical(2)

  9,801      8,875      7,300   

Technical Services

  157      1      —     
  

 

 

    

 

 

    

 

 

 

Total segment selling, general and administrative expenses

  14,573      12,935      11,036   
  

 

 

    

 

 

    

 

 

 

Total segment expenses

  684,676      726,287      555,423   
  

 

 

    

 

 

    

 

 

 

Net segment profit

Oil and Gas

  100,615      91,745      60,378   

Air Medical

  46,838      37,129      27,904   

Technical Services

  4,141      1,339      2,981   
  

 

 

    

 

 

    

 

 

 

Total

  151,594      130,213      91,263   

Other, net (3)

  (10,539   15,569      334   

Unallocated selling, general and administrative expenses

  (28,597   (26,207   (28,015

Interest expense

  (29,510   (29,434   (29,533

Loss on debt extinguishment

  (29,833   —        —     
  

 

 

    

 

 

    

 

 

 

Earnings before income taxes

$ 53,115    $ 90,141    $ 34,049   
  

 

 

    

 

 

    

 

 

 

 

(1) Includes equity in loss of unconsolidated affiliate.
(2) Includes interest expense $0.3 million for the year ended December 31, 2013.
(3) Includes gains on disposition of property and equipment and other income.
Summary of Gains on Disposition of Property and Equipment and Other Income
     Year Ended  
     December 31,  
     2014      2013      2012  
     (Thousands of dollars)  

Expenditures for long-lived assets

        

Oil and Gas

   $ 119,235       $ 62,934       $ 115,543   

Air Medical

     37,317         37,728         19,516   

Corporate

     1,153         1,928         1,360   
  

 

 

    

 

 

    

 

 

 

Total

$ 157,705    $ 102,590    $ 136,419   
  

 

 

    

 

 

    

 

 

 

 

     Year Ended  
     December 31,  
     2014      2013      2012  
     (Thousands of dollars)  

Depreciation and Amortization

        

Oil and Gas

   $ 29,635       $ 26,653       $ 24,048   

Air Medical

     13,067         11,395         10,208   

Technical Services

     493         172         83   

Corporate

     7,653         4,628         7,156   
  

 

 

    

 

 

    

 

 

 

Total

$ 50,848    $ 42,848    $ 41,495   
  

 

 

    

 

 

    

 

 

 

Assets

Oil and Gas

$ 726,008    $ 643,384   

Air Medical

  336,510      318,345   

Technical Services

  7,842      8,686   

Corporate

  305,720      202,908   
  

 

 

    

 

 

    

Total

$ 1,376,080    $ 1,173,323   
  

 

 

    

 

 

    
Summary of Company's Revenues from External Customers and Long-Lived Assets, by Geographical Areas

The following table presents the Company’s revenues from external customers attributed to operations in the United States and foreign areas and long-lived assets in the United States and foreign areas.

 

     Year Ended  
     December 31,  
     2014      2013      2012  
     (Thousands of dollars)  

Operating revenues:

        

United States

   $ 747,063       $ 699,298       $ 618,270   

International

     89,207         157,202         28,416   
  

 

 

    

 

 

    

 

 

 

Total

$ 836,270    $ 856,500    $ 646,686   
  

 

 

    

 

 

    

 

 

 

Long-Lived Assets:

United States

$ 846,377    $ 752,936   

International

  31,441      32,536   
  

 

 

    

 

 

    

Total

$ 877,818    $ 785,472