Annual report pursuant to Section 13 and 15(d)

Debt - Schedule of Long-term Debt Instruments (Details)

v3.6.0.2
Debt - Schedule of Long-term Debt Instruments (Details) - USD ($)
Dec. 31, 2016
Oct. 01, 2016
May 31, 2016
Dec. 31, 2015
Debt        
Capital leases $ 13,559,000     $ 12,892,000
Total debt 5,855,512,000     5,455,533,000
Less: total current maturities 5,485,000     4,764,000
Less: total deferred financing costs for Notes 7,263,000     7,155,000
Total long-term debt 5,842,764,000     5,443,614,000
Senior Secured Revolving Credit Facility        
Debt        
Principal Amount 1,750,000,000      
Carrying value $ 390,000,000     340,000,000
Senior Notes | 4.25% Senior Notes Due 2020        
Debt        
Stated interest rate 4.25%      
Principal Amount $ 500,000,000      
Carrying value $ 497,069,000     496,282,000
Senior Notes | 5.875% Senior Notes Due 2020        
Debt        
Stated interest rate 5.875% 5.875%    
Principal Amount $ 0      
Carrying value $ 0     644,720,000
Senior Notes | 5.75% Senior Notes Due 2021        
Debt        
Stated interest rate 5.75%      
Principal Amount $ 600,000,000      
Carrying value $ 596,386,000     595,720,000
Senior Notes | 4.625% Senior Notes Due 2023        
Debt        
Stated interest rate 4.625%      
Principal Amount $ 500,000,000      
Carrying value $ 496,111,000     495,602,000
Senior Notes | 6.00% Senior Note Due July 15, 2024        
Debt        
Stated interest rate 6.00%      
Principal Amount $ 1,500,000,000      
Carrying value $ 1,486,556,000     1,485,196,000
Senior Notes | 5.375% Senior Notes Due 2025        
Debt        
Stated interest rate 5.375%      
Principal Amount $ 1,000,000,000      
Carrying value $ 990,340,000     989,446,000
Senior Notes | 5.375% Senior Notes Due 2026        
Debt        
Stated interest rate 5.375%   5.375%  
Principal Amount $ 1,000,000,000   $ 1,000,000,000  
Carrying value $ 989,259,000     0
Senior Secured Notes | 5.25% Senior Notes Due 2022        
Debt        
Stated interest rate 5.25%      
Principal Amount $ 400,000,000      
Carrying value $ 396,232,000     $ 395,675,000