XML 64 R52.htm IDEA: XBRL DOCUMENT v3.5.0.2
Business Segment (Summary of Information by Business Segment) (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Dec. 31, 2015
Segment Reporting Information [Line Items]          
Total Assets $ 2,056,829   $ 2,056,829   $ 1,886,241
External revenues 3,042,738 $ 3,382,507 8,538,762 $ 9,771,257  
Income (Loss) 45,491 60,021 177,675 108,358  
Net income 45,491 60,531 177,675 109,654  
Continuing Operations          
Segment Reporting Information [Line Items]          
Total Assets 2,056,829   2,056,829    
External revenues 3,042,738 3,382,507 8,538,762 9,771,257  
Income (Loss) 45,491 60,021 177,675 108,358  
Discontinued Operations          
Segment Reporting Information [Line Items]          
Total Assets 0   0    
External revenues 0 0 0 0  
Income (Loss) 0 510 0 1,296  
Operating Segments | Marketing | Continuing Operations          
Segment Reporting Information [Line Items]          
Total Assets 1,778,818   1,778,818    
External revenues 3,042,727 3,382,500 8,538,535 9,770,989  
Income (Loss) 52,755 65,785 198,622 124,008  
Corporate, Non-Segment | Continuing Operations          
Segment Reporting Information [Line Items]          
Total Assets 278,011   278,011    
External revenues 11 7 227 268  
Income (Loss) $ (7,264) $ (5,764) $ (20,947) $ (15,650)