v3.26.1
Long-term Debt - Narratives (Details) - USD ($)
 12 Months Ended
Mar. 12, 2026
Mar. 09, 2026
Nov. 25, 2025
Jun. 02, 2025
Oct. 30, 2024
Jun. 30, 2026
Jun. 30, 2025
Debt Instrument [Line Items]              
Principal amount of long-term debt           $ 4,931,125,000 $ 2,942,625,000
Debt discount and debt issuance costs           29,616,000 24,685,000
Net gains reclassified from AOCL into earnings           6,200,000  
Term Loan B | Term Loan              
Debt Instrument [Line Items]              
Term loan period         7 years    
Aggregate principal amount         $ 750,000,000.0    
Term loan principal payment           1,900,000  
Term Loan B-2 | Term Loan | ARKA Group L.P              
Debt Instrument [Line Items]              
Term loan period   7 years          
Aggregate principal amount   $ 800,000,000.0          
Debt instrument, periodic payment, principal   2,000,000.0          
Debt discount and debt issuance costs   $ 9,100,000          
2033 Notes | Senior notes              
Debt Instrument [Line Items]              
Principal amount of long-term debt           $ 1,000,000,000 1,000,000,000
Aggregate principal amount       $ 1,000,000,000      
Debt discount and debt issuance costs       $ 12,400,000      
Stated interest rate       6.375%   6.38%  
Proceeds from issuance of debt       $ 989,800,000      
Redemption price, percentage           101.00%  
2033 Notes-2 | Senior notes              
Debt Instrument [Line Items]              
Principal amount of long-term debt           $ 500,000,000 0
Aggregate principal amount $ 500,000,000.0            
Stated interest rate           6.38%  
Proceeds from issuance of debt $ 516,500,000            
Bank Credit Facility | Bank Credit Facility | Line of credit              
Debt Instrument [Line Items]              
Credit facility maximum borrowing capacity     $ 3,250,000,000        
Revolving Credit Facility | Bank Credit Facility | Line of credit              
Debt Instrument [Line Items]              
Credit facility maximum borrowing capacity     2,000,000,000        
Principal amount of long-term debt           $ 660,000,000 124,500,000
Stated interest rate           5.18%  
Term Loan | Bank Credit Facility | Line of credit              
Debt Instrument [Line Items]              
Credit facility maximum borrowing capacity     $ 1,250,000,000        
Term loan period     5 years        
Debt instrument, periodic payment     $ 7,800,000        
Remaining installments thereafter     15,600,000        
Principal amount of long-term debt           $ 1,234,375,000 1,071,875,000
Stated interest rate           4.87%  
Term Loan | Term Loan B-2 | Line of credit              
Debt Instrument [Line Items]              
Principal amount of long-term debt           $ 798,000,000 $ 0
Stated interest rate           5.39%  
Same-Day Swing Line Loan Revolving Credit Sub-Facility | Bank Credit Facility | Line of credit              
Debt Instrument [Line Items]              
Credit facility maximum borrowing capacity     150,000,000.0        
Principal amount of long-term debt           $ 0  
Stand-By Letters Of Credit Revolving Credit Sub-Facility | Bank Credit Facility | Line of credit              
Debt Instrument [Line Items]              
Credit facility maximum borrowing capacity     $ 25,000,000.0        
Principal amount of long-term debt           $ 0