DEBT AND OTHER FINANCING ARRANGEMENTS - Interest Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Mar. 31, 2021
Debt Instrument [Line Items]
Interest expense related to change in sales tax reserve	$ (1,074)	$ (178)	$ (582)	$ 511
Other interest expense	1	(35)	3	(96)
Total interest expense	(852)	88	100	3,970
Line of Credit | JPMorgan Credit Facility | Revolving Credit Facility
Debt Instrument [Line Items]
Interest expense, debt	221	301	679	776
Line of Credit | 2020 Antara Term Facility | Term Facility
Debt Instrument [Line Items]
Interest expense, debt	$ 0	$ 0	$ 0	$ 2,779