LONG-TERM DEBT (Detail Textual) - USD ($)	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Debt Instrument [Line Items]
Outstanding amount under Credit Facility	$ 1,742,635,000	$ 1,413,555,000
Interest Rate Swap | Cash Flow Hedging
Debt Instrument [Line Items]
Aggregate notional amount	800,000,000.0
Bank Credit Facility
Debt Instrument [Line Items]
Credit facility maximum borrowing capacity	$ 2,438,400,000
Credit facility borrowing capacity, description	At any time and so long as no default has occurred, the Company has the right to increase the Revolving Facility or the Term Loan in an aggregate principal amount of up to the greater of $500.0 million or an amount subject to 3.50 times senior secured leverage, calculated assuming the Revolving Facility is fully drawn, with applicable lender approvals.
Credit Facility optional increases to borrowing capacity	$ 500,000,000.0
Ratio that restricts optional increases to borrowing capacity	350.00%
Outstanding borrowings interest rate	2.33%
Revolving Credit Facility
Debt Instrument [Line Items]
Credit facility maximum borrowing capacity	$ 1,500,000,000.0
Outstanding amount under Credit Facility	945,000,000	569,000,000
Term loans
Debt Instrument [Line Items]
Credit facility maximum borrowing capacity	938,400,000
Outstanding amount under Credit Facility	$ 797,635,000	$ 844,555,000
Term loan period	5 years
Loan maturity date	Jun. 30, 2024
Term loan frequency of payment	quarterly
Term loan principal payment	$ 11,700,000
Same-Day Swing Line Loan Revolving Credit Sub-Facility
Debt Instrument [Line Items]
Credit facility maximum borrowing capacity	100,000,000.0
Outstanding amount under Credit Facility	0
Stand-By Letters Of Credit Revolving Credit Sub-Facility
Debt Instrument [Line Items]
Credit facility maximum borrowing capacity	$ 25,000,000.0