Quarterly report pursuant to Section 13 or 15(d)

Debt - Schedule of Debt (Details)

v3.3.0.814
Debt - Schedule of Debt (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Sep. 30, 2015
Jun. 30, 2015
Nov. 30, 2014
Oct. 31, 2014
Debt Instrument [Line Items]        
Total debt, gross $ 3,171,250 $ 3,211,250    
Unamortized discount (3,621) (3,723)    
Unamortized debt issuance costs (16,583) (17,111)    
Total debt, net of discount 3,151,046 3,190,416    
Current portion of long-term debt 0 16,981    
Long-term debt 3,151,046 3,173,435    
Senior Notes [Member]        
Debt Instrument [Line Items]        
Unamortized discount     $ (4,000)  
Term Loans        
Debt Instrument [Line Items]        
Total debt, gross 671,250 711,250    
Fixed-rate 2.375% Senior notes due on November 1, 2017 | Senior Notes [Member]        
Debt Instrument [Line Items]        
Total debt, gross $ 250,000 $ 250,000    
Effective interest rate 2.396% 2.396%    
Stated interest rate 2.375% 2.375%    
Fixed-rate 3.375% Senior notes due on November 1, 2019 | Senior Notes [Member]        
Debt Instrument [Line Items]        
Total debt, gross $ 250,000 $ 250,000    
Effective interest rate 3.377% 3.377%    
Stated interest rate 3.375% 3.375%    
Fixed-rate 4.125% Senior notes due on November 1, 2021 | Senior Notes [Member]        
Debt Instrument [Line Items]        
Total debt, gross $ 500,000 $ 500,000    
Effective interest rate 4.128% 4.128%    
Stated interest rate 4.125% 4.125%    
Fixed-rate 4.650% Senior notes due on November 1, 2024 | Senior Notes [Member]        
Debt Instrument [Line Items]        
Total debt, gross [1] $ 1,250,000 $ 1,250,000    
Effective interest rate [1] 4.682% 4.682%    
Stated interest rate 4.65% [1] 4.65% [1]   4.65%
Fixed-rate 5.650% Senior notes due on November 1, 2034 | Senior Notes [Member]        
Debt Instrument [Line Items]        
Total debt, gross $ 250,000 $ 250,000    
Effective interest rate 5.67% 5.67%    
Stated interest rate 5.65% 5.65%    
Portion of senior notes | Cash Flow Hedging | Senior Notes [Member] | Treasury Lock | Forward Contracts | Derivatives Designated as Hedging Instruments        
Debt Instrument [Line Items]        
Derivative interest rate 4.626% 4.626%    
[1] The effective interest rate disclosed above for this series of Senior Notes excludes the impact of the treasury rate lock hedge discussed below. The effective interest rate including the impact of the treasury rate lock hedge was 4.626%.