SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Intangible and Long-lived Assets (Details) - USD ($)	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Finite-Lived Intangible Assets [Line Items]
Indefinite-lived intangible assets	$ 0	$ 0
Impairment of intangible and long-lived assets	0	0
Operating lease right-of-use asset impairment	$ 0	$ 0	$ 1,578,000
Minimum
Finite-Lived Intangible Assets [Line Items]
Amortization period	3 years
Maximum
Finite-Lived Intangible Assets [Line Items]
Amortization period	18 years