BUSINESS DESCRIPTION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Goodwill (Details) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Goodwill [Line Items]
Goodwill		$ 173,791,000	$ 174,360,000
Goodwill impairment	$ 16,000,000	0	16,000,000	$ 0
Opensalon Pro
Goodwill [Line Items]
Goodwill impairment		0	2,880,000	0
Derecognition of goodwill		$ 0	$ 38,358,000	$ 0
Discount Rate
Goodwill [Line Items]
Goodwill measurement input		17.00%	20.00%
Franchise reporting unit
Goodwill [Line Items]
Goodwill		$ 173,800,000	$ 174,400,000
Company-owned reporting unit
Goodwill [Line Items]
Goodwill		$ 0	$ 0