INCOME TAXES - Unrecognized Tax Benefit Activity (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Unrecognized Income Tax Benefits [Roll Forward]
Balance at the beginning of the year	$ 572	$ 444	$ 207
Gross increases and decreases related to current period tax positions	0	0	0
Gross increases related to prior period tax positions	117	128	237
Balance at the end of the year	$ 689	$ 572	$ 444