BUSINESS DESCRIPTION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Right of Use Asset, Lease Liabilities and Rent Expense (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Jun. 30, 2020
Lessee, Lease, Description [Line Items]
Right of use asset	$ 611,880	$ 786,216
Minimum
Lessee, Lease, Description [Line Items]
Term of contract	1 year
Renewal term	5 years
Maximum
Lessee, Lease, Description [Line Items]
Term of contract	20 years
Renewal term	10 years