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INTANGIBLE ASSETS - Amortization expense (Details) - USD ($)
3 Months Ended 12 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Jun. 30, 2023
Finite-Lived Intangible Assets [Line Items]      
Amortization expense $ 14,000 $ 24,000  
Impairment on intangible assets 0 0 $ 363,000
Impairment on goodwill     $ 287,000
General and administrative expense      
Finite-Lived Intangible Assets [Line Items]      
Amortization expense $ 14,000 $ 24,000