INCOME TAXES - Summary of Benefit (Provision) for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Current:
Federal	$ 0	$ 0	$ 0
State	(92)	(179)	(328)
Foreign	0	0	0
Total current	(92)	(179)	(328)
Deferred:
Federal	(62)	(18)	(12)
State	(27)	11	(30)
Foreign	0	0	0
Total deferred	(89)	(7)	(42)
Total income tax provision	$ (181)	$ (186)	$ (370)