LEASES - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2020
Lessor, Lease, Description [Line Items]
Franchise rent expense		$ 127,400
Franchise rental income		$ 127,400
Lessor, term of contract		5 years
Right of use asset	$ 786,216	$ 611,880	$ 786,216
Operating lease liability		$ 635,337
Variable lease cost, adjustment	2,700
Rent payable	$ 20,000		$ 20,000
Weighted average remaining lease term	6 years 10 months 13 days	6 years 5 months 8 days	6 years 10 months 13 days
Weighted average discount rate	3.95%	4.11%	3.95%
Long-lived asset impairment		$ 13,023	$ 22,560	$ 0
Right of use asset impairment		$ 9,500	$ 17,400	$ 0
Lease Recognition
Lessor, Lease, Description [Line Items]
Right of use asset					$ 72,900
Operating lease liability					$ 72,900
Minimum
Lessor, Lease, Description [Line Items]
Term of contract		1 year
Renewal term		5 years
Maximum
Lessor, Lease, Description [Line Items]
Term of contract		20 years
Renewal term		10 years