BUSINESS DESCRIPTION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Goodwill (Narrative) (Details) - USD ($)	12 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2024
Goodwill [Line Items]
Goodwill	$ 182,710,000	$ 183,436,000
Goodwill impairment	0	0	$ 0
Franchise Reporting Unit
Goodwill [Line Items]
Goodwill	172,400,000	173,100,000
Company-Owned Reporting Unit
Goodwill [Line Items]
Goodwill	$ 10,300,000	$ 10,300,000

Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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+ Details

- Definition

Amount of impairment loss from asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

+ References + Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details