Debt - Narrative (Details) - USD ($)	6 Months Ended
	Dec. 31, 2023	Jun. 30, 2023	Dec. 13, 2021
Debt Instrument [Line Items]
Principal amount of long-term debt	$ 1,781,250,000	$ 1,704,063,000
Interest rate swap agreements | Cash flow hedging
Debt Instrument [Line Items]
Aggregate notional amount	$ 1,100,000,000
Bank Credit Facility
Debt Instrument [Line Items]
Credit facility maximum borrowing capacity			$ 3,200,000,000
Outstanding borrowings interest rate	4.96%
Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility maximum borrowing capacity			1,975,000,000
Principal amount of long-term debt	$ 617,500,000	525,000,000
Term loans
Debt Instrument [Line Items]
Credit facility maximum borrowing capacity			1,225,000,000
Principal amount of long-term debt	$ 1,163,750,000	$ 1,179,063,000
Term loan period	5 years
Term loan principal payment	$ 7,700,000
Term loans | Principal payment after December 31, 2023
Debt Instrument [Line Items]
Term loan principal payment	15,300,000
Same-Day Swing Line Loan Revolving Credit Sub-Facility
Debt Instrument [Line Items]
Credit facility maximum borrowing capacity			100,000,000
Principal amount of long-term debt	$ 0
Stand-By Letters Of Credit Revolving Credit Sub-Facility
Debt Instrument [Line Items]
Credit facility maximum borrowing capacity			$ 25,000,000