Annual report pursuant to Section 13 and 15(d)

Debt - Schedule of Debt (Details)

v3.19.2
Debt - Schedule of Debt (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Jun. 30, 2018
Nov. 30, 2014
Oct. 31, 2014
Debt Instrument        
Total debt, gross $ 3,450,000 $ 2,250,000    
Unamortized discount (8,738) (2,523)    
Unamortized debt issuance costs (17,880) (10,075)    
Total debt, net of discount 3,423,382 2,237,402    
Current portion of long-term debt 249,999 0    
Long-term debt 3,173,383 2,237,402    
Senior notes        
Debt Instrument        
Unamortized discount $ (6,700)   $ (4,000)  
Fixed-rate 3.375% Senior Notes due on November 1, 2019 | Senior notes        
Debt Instrument        
Stated interest rate 3.375%      
Total debt, gross $ 250,000 $ 250,000    
Effective interest rate 3.377% 3.377%    
Fixed-rate 4.125% Senior Notes due on November 1, 2021 | Senior notes        
Debt Instrument        
Stated interest rate 4.125%      
Total debt, gross $ 500,000 $ 500,000    
Effective interest rate 4.128% 4.128%    
Fixed-rate 4.650% Senior Notes due on November 1, 2024 | Senior notes        
Debt Instrument        
Stated interest rate 4.65%     4.65%
Total debt, gross $ 1,250,000 $ 1,250,000    
Effective interest rate 4.682% 4.682%    
Fixed-rate 5.650% Senior Notes due on November 1, 2034 | Senior notes        
Debt Instrument        
Stated interest rate 5.65%      
Total debt, gross $ 250,000 $ 250,000    
Effective interest rate 5.67% 5.67%    
Fixed-rate 4.100% Senior Notes due on March 15, 2029 | Senior notes        
Debt Instrument        
Stated interest rate 4.10%      
Total debt, gross $ 800,000 $ 0    
Effective interest rate 4.159% 0.00%    
Fixed-rate 5.000% Senior Notes due on March 15, 2049 | Senior notes        
Debt Instrument        
Stated interest rate 5.00%      
Total debt, gross $ 400,000 $ 0    
Effective interest rate 5.047% 0.00%