GOODWILL AND INTANGIBLE ASSETS (Schedule of Intangible Assets) (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Jun. 30, 2023
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,113,680	$ 1,067,824
Accumulated Amortization	(836,462)	(790,781)
Net	277,218	277,043
Reacquired franchise rights
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	403,242	392,452
Accumulated Amortization	(224,204)	(212,495)
Net	179,038	179,957
Customer relationships
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	385,290	351,695
Accumulated Amortization	(318,502)	(301,062)
Net	66,788	50,633
Internally-developed software
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	133,289	133,380
Accumulated Amortization	(128,487)	(120,054)
Net	4,802	13,326
Noncompete agreements
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	44,158	42,596
Accumulated Amortization	(41,148)	(39,617)
Net	3,010	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	(102,165)	(96,565)
Net	20,535	26,135
Trade name
Goodwill and Intangible Assets [Line Items]
Gross Carrying Amount	5,800	5,800
Accumulated Amortization	(2,755)	(2,320)
Net	$ 3,045	$ 3,480