STOCK-BASED COMPENSATION - Stock option activity (Details) - USD ($)	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Share-Based Payment Arrangement [Abstract]
Stock Option Outstanding , Beginning Balance	273,000
Stock Options Granted	0	273,000
Stock Option Grants, Vested	0
Stock Option Outstanding , Ending Balance	273,000	273,000
Outstanding - Weighted Average Exercise Price, Beginning Balance	$ 8.33
Weighted Average Exercise Price, Granted	0
Outstanding - Weighted Average Exercise Price, Ending Balance	$ 8.33	$ 8.33
Granted - Weighted Average Remaining Contractual Term	8 years 8 months 12 days
Nonvested - Stock Option Grants, Beginning Balance	273,000
Stock Option Grants, Vested	(54,600)
Nonvested - Stock Option Grants, Ending Balance	218,400	273,000
Nonvested - Weighted Average Grant Date Fair Value, Beginning Balance	$ 3.17
Weighted Average Grant Date Fair Value, Vested	3.17
Nonvested - Weighted Average Grant Date Fair Value, Ending Balance	$ 3.17	$ 3.17
Exercisable	54,600
Exercisable Weighted Average Exercise Price	$ 8.33
Exercisable Weighted Average Remaining Contractual Term in Years	8 years 8 months 12 days
Unrecognized compensation cost	$ 639,000
Weighted average remaining recognition period (years)	3 years 8 months 12 days