BUSINESS DESCRIPTION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Summary of Costs Associated with the SmartStyle Salon Restructuring (Details) $ in Thousands	12 Months Ended
	Jun. 30, 2018 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2016 USD ($)	Jan. 31, 2018 salon
Restructuring Cost and Reserve [Line Items]
Impairment of assets	$ 11,092	$ 11,366	$ 10,478
Facility Closing
Restructuring Cost and Reserve [Line Items]
Inventory reserves, Cost of Service	656
Inventory reserves, Cost of Product	586
Severance	897
Impairment of assets	5,460
Asset retirement obligation	7,680
Lease termination and other related closure costs	27,290
Deferred rent	(3,291)
Total	39,278
Restructuring charges	$ 1,900
SmartStyle Salons | Company-owned | Facility Closing
Restructuring Cost and Reserve [Line Items]
Number of stores | salon				597