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BUSINESS DESCRIPTION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Goodwill (Narrative) (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Dec. 19, 2024
Goodwill [Line Items] |  |  |
Goodwill | $ 183,436,000 | $ 173,146,000 |
Goodwill impairment | $ 0 | $ 0 |
Measurement Input Headroom Percent |  |  |
Goodwill [Line Items] |  |  |
Goodwill measurement input | 5.00% |  |
Goodwill measurement input increase with 100 basis point increase to weighted average cost of capital | 3.00% |  |
Measurement Input Assumed Control Premium |  |  |
Goodwill [Line Items] |  |  |
Goodwill measurement input | 23.70% |  |
Discount Rate |  |  |
Goodwill [Line Items] |  |  |
Goodwill measurement input |  | 17.00% |
Franchise Reporting Unit |  |  |
Goodwill [Line Items] |  |  |
Goodwill | $ 173,200,000 | $ 173,100,000 |
Company-Owned Reporting Unit |  |  |
Goodwill [Line Items] |  |  |
Goodwill | $ 10,300,000 | $ 0.0 |
Alline Salon Group |  |  |
Goodwill [Line Items] |  |  |
Goodwill |  |  | $ 10,252,000
Alline Salon Group | Company-Owned Reporting Unit |  |  |
Goodwill [Line Items] |  |  |
Goodwill |  |  | $ 10,300,000

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