GOODWILL AND INTANGIBLE ASSETS (Schedule of Intangible Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Jun. 30, 2023
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,097,012	$ 1,067,824
Accumulated Amortization	(821,782)	(790,781)
Net	275,230	277,043
Reacquired franchise rights
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	400,059	392,452
Accumulated Amortization	(220,263)	(212,495)
Net	179,796	179,957
Customer relationships
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	372,328	351,695
Accumulated Amortization	(312,360)	(301,062)
Net	59,968	50,633
Internally-developed software
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	133,388	133,380
Accumulated Amortization	(126,427)	(120,054)
Net	6,961	13,326
Noncompete agreements
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	43,536	42,596
Accumulated Amortization	(40,623)	(39,617)
Net	2,913	2,979
Franchise agreements
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	19,201	19,201
Accumulated Amortization	(19,201)	(18,668)
Net	0	533
Purchased technology
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	122,700	122,700
Accumulated Amortization	(100,298)	(96,565)
Net	22,402	26,135
Trade name
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	5,800	5,800
Accumulated Amortization	(2,610)	(2,320)
Net	$ 3,190	$ 3,480